26252390842 has 8 divisors (see below), whose sum is σ = 39382491456. Its totient is φ = 13124893692.

The previous prime is 26252390833. The next prime is 26252390863. The reversal of 26252390842 is 24809325262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×26252390842² (a number of 22 digits) contains 22 as substring.

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, 625458 + ... + 666109.

It is an arithmetic number, because the mean of its divisors is an integer number (4922811432).

Almost surely, 2^26252390842 is an apocalyptic number.

26252390842 is a deficient number, since it is larger than the sum of its proper divisors (13130100614).

26252390842 is a wasteful number, since it uses less digits than its factorization.

26252390842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301732.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 26252390842 in words is "twenty-six billion, two hundred fifty-two million, three hundred ninety thousand, eight hundred forty-two".