6515056223055 has 24 divisors (see below), whose sum is σ = 11293011381600. Its totient is φ = 3474620571840.

The previous prime is 6515056223023. The next prime is 6515056223057. The reversal of 6515056223055 is 5503226505156.

6515056223055 is a `hidden beast` number, since 6 + 5 + 1 + 5 + 0 + 562 + 2 + 30 + 55 = 666.

It is not a de Polignac number, because 6515056223055 - 2⁵ = 6515056223023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 6515056223055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6515056223057) 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, 523870 + ... + 3647540.

It is an arithmetic number, because the mean of its divisors is an integer number (470542140900).

Almost surely, 2^{6515056223055} is an apocalyptic number.

6515056223055 is a deficient number, since it is larger than the sum of its proper divisors (4777955158545).

6515056223055 is a wasteful number, since it uses less digits than its factorization.

6515056223055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3170031 (or 3170028 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 45.

The spelling of 6515056223055 in words is "six trillion, five hundred fifteen billion, fifty-six million, two hundred twenty-three thousand, fifty-five".