56217001655154 has 8 divisors (see below), whose sum is σ = 112434003310320. Its totient is φ = 18739000551716.

The previous prime is 56217001655149. The next prime is 56217001655159. The reversal of 56217001655154 is 45155610071265.

56217001655154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (56217001655149) and next prime (56217001655159).

It is a sphenic number, since it is the product of 3 distinct primes.

56217001655154 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (56217001655159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4684750137924 + ... + 4684750137935.

It is an arithmetic number, because the mean of its divisors is an integer number (14054250413790).

Almost surely, 2^{56217001655154} is an apocalyptic number.

56217001655154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56217001655154 is a wasteful number, since it uses less digits than its factorization.

56217001655154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9369500275864.

The product of its (nonzero) digits is 1260000, while the sum is 48.

The spelling of 56217001655154 in words is "fifty-six trillion, two hundred seventeen billion, one million, six hundred fifty-five thousand, one hundred fifty-four".