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50663026361 = 291747000909
BaseRepresentation
bin101111001011110000…
…000110111010111001
311211202210102101210202
4233023300012322321
51312224213320421
635135124251545
73442322422133
oct571360067271
9154683371722
1050663026361
111a538a59622
12999ab40bb5
134a15234c0c
142648802053
1514b7bb210b
hexbcbc06eb9

50663026361 has 4 divisors (see below), whose sum is σ = 52410027300. Its totient is φ = 48916025424.

The previous prime is 50663026331. The next prime is 50663026369. The reversal of 50663026361 is 16362036605.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16362036605 = 53272407321.

It can be written as a sum of positive squares in 2 ways, for example, as 40328270761 + 10334755600 = 200819^2 + 101660^2 .

It is a cyclic number.

It is not a de Polignac number, because 50663026361 - 214 = 50663009977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50663026369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 873500426 + ... + 873500483.

It is an arithmetic number, because the mean of its divisors is an integer number (13102506825).

Almost surely, 250663026361 is an apocalyptic number.

It is an amenable number.

50663026361 is a deficient number, since it is larger than the sum of its proper divisors (1747000939).

50663026361 is a wasteful number, since it uses less digits than its factorization.

50663026361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747000938.

The product of its (nonzero) digits is 116640, while the sum is 38.

The spelling of 50663026361 in words is "fifty billion, six hundred sixty-three million, twenty-six thousand, three hundred sixty-one".

Divisors: 1 29 1747000909 50663026361