26555554628 has 24 divisors (see below), whose sum is σ = 46650038400. Its totient is φ = 13227064928.

The previous prime is 26555554601. The next prime is 26555554631. The reversal of 26555554628 is 82645555562.

It is a self number, because there is not a number n which added to its sum of digits gives 26555554628.

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, 1194026 + ... + 1216062.

It is an arithmetic number, because the mean of its divisors is an integer number (1943751600).

Almost surely, 2^26555554628 is an apocalyptic number.

It is an amenable number.

26555554628 is a deficient number, since it is larger than the sum of its proper divisors (20094483772).

26555554628 is a wasteful number, since it uses less digits than its factorization.

26555554628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23179 (or 23177 counting only the distinct ones).

The product of its digits is 14400000, while the sum is 53.

The spelling of 26555554628 in words is "twenty-six billion, five hundred fifty-five million, five hundred fifty-four thousand, six hundred twenty-eight".