26551288215562 has 16 divisors (see below), whose sum is σ = 43477881890112. Its totient is φ = 12060345327520.

The previous prime is 26551288215521. The next prime is 26551288215583.

26551288215562 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 26551288215497 and 26551288215506.

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, 421069918 + ... + 421132969.

It is an arithmetic number, because the mean of its divisors is an integer number (2717367618132).

Almost surely, 2^{26551288215562} is an apocalyptic number.

26551288215562 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26551288215562 is a deficient number, since it is larger than the sum of its proper divisors (16926593674550).

26551288215562 is a wasteful number, since it uses less digits than its factorization.

26551288215562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842204333.

The product of its digits is 23040000, while the sum is 58.

The spelling of 26551288215562 in words is "twenty-six trillion, five hundred fifty-one billion, two hundred eighty-eight million, two hundred fifteen thousand, five hundred sixty-two".