156055020005601 has 128 divisors (see below), whose sum is σ = 247874147136000. Its totient is φ = 96688932913152.

The previous prime is 156055020005587. The next prime is 156055020005693. The reversal of 156055020005601 is 106500020550651.

156055020005601 is a `hidden beast` number, since 1 + 56 + 0 + 550 + 2 + 0 + 0 + 0 + 56 + 0 + 1 = 666.

It is not a de Polignac number, because 156055020005601 - 2²⁶ = 156054952896737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (156055020005501) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 59814111385 + ... + 59814113993.

It is an arithmetic number, because the mean of its divisors is an integer number (1936516774500).

Almost surely, 2^{156055020005601} is an apocalyptic number.

It is an amenable number.

156055020005601 is a deficient number, since it is larger than the sum of its proper divisors (91819127130399).

156055020005601 is a wasteful number, since it uses less digits than its factorization.

156055020005601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5248 (or 5242 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 156055020005601 in words is "one hundred fifty-six trillion, fifty-five billion, twenty million, five thousand, six hundred one".