26355047656 has 16 divisors (see below), whose sum is σ = 56475102240. Its totient is φ = 11295020400.

The previous prime is 26355047639. The next prime is 26355047671. The reversal of 26355047656 is 65674055362.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235312870 + ... + 235312981.

It is an arithmetic number, because the mean of its divisors is an integer number (3529693890).

Almost surely, 2^26355047656 is an apocalyptic number.

It is an amenable number.

26355047656 is an abundant number, since it is smaller than the sum of its proper divisors (30120054584).

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

26355047656 is a wasteful number, since it uses less digits than its factorization.

26355047656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470625864 (or 470625860 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 49.

The spelling of 26355047656 in words is "twenty-six billion, three hundred fifty-five million, forty-seven thousand, six hundred fifty-six".