155116640004063 has 16 divisors (see below), whose sum is σ = 208175248967040. Its totient is φ = 102734788287456.

The previous prime is 155116640004013. The next prime is 155116640004089. The reversal of 155116640004063 is 360400046611551.

It is not a de Polignac number, because 155116640004063 - 2²⁶ = 155116572895199 is a prime.

It is a super-2 number, since 2×155116640004063² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155116640004013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25514853 + ... + 31003886.

It is an arithmetic number, because the mean of its divisors is an integer number (13010953060440).

Almost surely, 2^{155116640004063} is an apocalyptic number.

155116640004063 is a deficient number, since it is larger than the sum of its proper divisors (53058608962977).

155116640004063 is a wasteful number, since it uses less digits than its factorization.

155116640004063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56524726.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 155116640004063 in words is "one hundred fifty-five trillion, one hundred sixteen billion, six hundred forty million, four thousand, sixty-three".