905734152656 has 40 divisors (see below), whose sum is σ = 1862500718664. Its totient is φ = 425215365120.

The previous prime is 905734152637. The next prime is 905734152667. The reversal of 905734152656 is 656251437509.

905734152656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 222863303056 + 682870849600 = 472084^2 + 826360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 905734152598 and 905734152607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3840245 + ... + 4069268.

Almost surely, 2^905734152656 is an apocalyptic number.

It is an amenable number.

905734152656 is an abundant number, since it is smaller than the sum of its proper divisors (956766566008).

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

905734152656 is a wasteful number, since it uses less digits than its factorization.

905734152656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7909959 (or 7909953 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 905734152656 in words is "nine hundred five billion, seven hundred thirty-four million, one hundred fifty-two thousand, six hundred fifty-six".