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7164803961049 = 72266281549121
BaseRepresentation
bin110100001000010111110…
…0110000101000011011001
3221100221121111200122001111
41220100233212011003121
51414342004303223144
623123244314220321
71336432343551600
oct150205746050331
927327544618044
107164803961049
112312638060549
129787064246a1
133cc83ac25747
141aaac7b7aa37
15c658dcbc534
hex6842f9850d9

7164803961049 has 12 divisors (see below), whose sum is σ = 8334614351028. Its totient is φ = 6141226291200.

The previous prime is 7164803961019. The next prime is 7164803961053. The reversal of 7164803961049 is 9401693084617.

It can be written as a sum of positive squares in 2 ways, for example, as 7136992395225 + 27811565824 = 2671515^2 + 166768^2 .

It is not a de Polignac number, because 7164803961049 - 29 = 7164803960537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7164803960984 and 7164803961002.

It is not an unprimeable number, because it can be changed into a prime (7164803961019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12773209 + ... + 13322329.

It is an arithmetic number, because the mean of its divisors is an integer number (694551195919).

Almost surely, 27164803961049 is an apocalyptic number.

It is an amenable number.

7164803961049 is a deficient number, since it is larger than the sum of its proper divisors (1169810389979).

7164803961049 is a wasteful number, since it uses less digits than its factorization.

7164803961049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815416 (or 815409 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 7164803961049 in words is "seven trillion, one hundred sixty-four billion, eight hundred three million, nine hundred sixty-one thousand, forty-nine".

Divisors: 1 7 49 266281 549121 1863967 3843847 13047769 26906929 146220489001 1023543423007 7164803961049