26790455968 has 12 divisors (see below), whose sum is σ = 52743710250. Its totient is φ = 13395227968.

The previous prime is 26790455963. The next prime is 26790455987. The reversal of 26790455968 is 86955409762.

It can be written as a sum of positive squares in only one way, i.e., 25239041424 + 1551414544 = 158868^2 + 39388^2 .

It is not an unprimeable number, because it can be changed into a prime (26790455963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418600843 + ... + 418600906.

Almost surely, 2^26790455968 is an apocalyptic number.

It is an amenable number.

26790455968 is a deficient number, since it is larger than the sum of its proper divisors (25953254282).

26790455968 is an equidigital number, since it uses as much as digits as its factorization.

26790455968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837201759 (or 837201751 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 61.

The spelling of 26790455968 in words is "twenty-six billion, seven hundred ninety million, four hundred fifty-five thousand, nine hundred sixty-eight".