26742500898 has 32 divisors (see below), whose sum is σ = 54368084736. Its totient is φ = 8767933968.

The previous prime is 26742500881. The next prime is 26742500903. The reversal of 26742500898 is 89800524762.

It is a super-2 number, since 2×26742500898² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 26742500898.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5236 + ... + 231327.

It is an arithmetic number, because the mean of its divisors is an integer number (1699002648).

Almost surely, 2^26742500898 is an apocalyptic number.

26742500898 is an abundant number, since it is smaller than the sum of its proper divisors (27625583838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26742500898 is a wasteful number, since it uses less digits than its factorization.

26742500898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236878.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 26742500898 in words is "twenty-six billion, seven hundred forty-two million, five hundred thousand, eight hundred ninety-eight".