50556059940465 has 24 divisors (see below), whose sum is σ = 89283909634920. Its totient is φ = 26454491741184.

The previous prime is 50556059940427. The next prime is 50556059940469. The reversal of 50556059940465 is 56404995065505.

It is a happy number.

50556059940465 is a `hidden beast` number, since 5 + 0 + 5 + 560 + 5 + 9 + 9 + 4 + 0 + 4 + 65 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 26279853926544 + 24276206013921 = 5126388^2 + 4927089^2 .

It is not a de Polignac number, because 50556059940465 - 2⁶ = 50556059940401 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (50556059940469) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10598752320 + ... + 10598757089.

It is an arithmetic number, because the mean of its divisors is an integer number (3720162901455).

Almost surely, 2^{50556059940465} is an apocalyptic number.

It is an amenable number.

50556059940465 is a deficient number, since it is larger than the sum of its proper divisors (38727849694455).

50556059940465 is a wasteful number, since it uses less digits than its factorization.

50556059940465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21197509473 (or 21197509470 counting only the distinct ones).

The product of its (nonzero) digits is 145800000, while the sum is 63.

The spelling of 50556059940465 in words is "fifty trillion, five hundred fifty-six billion, fifty-nine million, nine hundred forty thousand, four hundred sixty-five".