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55904718713 = 312517184773
BaseRepresentation
bin110100000100001011…
…100100111101111001
312100022002120221221112
4310010023210331321
51403443101444323
641403212050105
74016241161054
oct640413447571
9170262527845
1055904718713
1121788835678
12aa02463935
13536c187a1c
1429c4a19a9b
1516c2e5b178
hexd042e4f79

55904718713 has 8 divisors (see below), whose sum is σ = 57938017536. Its totient is φ = 53885790000.

The previous prime is 55904718697. The next prime is 55904718721. The reversal of 55904718713 is 31781740955.

It is a happy number.

55904718713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55904718713 - 24 = 55904718697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55904718733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3584606 + ... + 3600167.

It is an arithmetic number, because the mean of its divisors is an integer number (7242252192).

Almost surely, 255904718713 is an apocalyptic number.

It is an amenable number.

55904718713 is a deficient number, since it is larger than the sum of its proper divisors (2033298823).

55904718713 is a wasteful number, since it uses less digits than its factorization.

55904718713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7185055.

The product of its (nonzero) digits is 1058400, while the sum is 50.

The spelling of 55904718713 in words is "fifty-five billion, nine hundred four million, seven hundred eighteen thousand, seven hundred thirteen".

Divisors: 1 31 251 7781 7184773 222727963 1803378023 55904718713