656061005007654 has 32 divisors (see below), whose sum is σ = 1357372415715840. Its totient is φ = 211145320932000.

The previous prime is 656061005007641. The next prime is 656061005007673. The reversal of 656061005007654 is 456700500160656.

656061005007654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 656061005007597 and 656061005007606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43536739 + ... + 56635409.

It is an arithmetic number, because the mean of its divisors is an integer number (42417887991120).

Almost surely, 2^{656061005007654} is an apocalyptic number.

656061005007654 is an abundant number, since it is smaller than the sum of its proper divisors (701311410708186).

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

656061005007654 is a wasteful number, since it uses less digits than its factorization.

656061005007654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13386556.

The product of its (nonzero) digits is 4536000, while the sum is 51.

The spelling of 656061005007654 in words is "six hundred fifty-six trillion, sixty-one billion, five million, seven thousand, six hundred fifty-four".