26116006556 has 12 divisors (see below), whose sum is σ = 45704142792. Its totient is φ = 13057680048.

The previous prime is 26116006547. The next prime is 26116006571. The reversal of 26116006556 is 65560061162.

It is a super-2 number, since 2×26116006556² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 278486 + ... + 360258.

It is an arithmetic number, because the mean of its divisors is an integer number (3808678566).

Almost surely, 2^26116006556 is an apocalyptic number.

It is an amenable number.

26116006556 is a deficient number, since it is larger than the sum of its proper divisors (19588136236).

26116006556 is a wasteful number, since it uses less digits than its factorization.

26116006556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161620 (or 161618 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 26116006556 in words is "twenty-six billion, one hundred sixteen million, six thousand, five hundred fifty-six".