26452620256 has 24 divisors (see below), whose sum is σ = 52082533440. Its totient is φ = 13225310208.

The previous prime is 26452620191. The next prime is 26452620281. The reversal of 26452620256 is 65202625462.

It is a happy number.

It is a super-2 number, since 2×26452620256² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586545 + ... + 630031.

It is an arithmetic number, because the mean of its divisors is an integer number (2170105560).

Almost surely, 2^26452620256 is an apocalyptic number.

It is an amenable number.

26452620256 is a deficient number, since it is larger than the sum of its proper divisors (25629913184).

26452620256 is a wasteful number, since it uses less digits than its factorization.

26452620256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62506 (or 62498 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 26452620256 in words is "twenty-six billion, four hundred fifty-two million, six hundred twenty thousand, two hundred fifty-six".