26159165790 has 32 divisors (see below), whose sum is σ = 62798470560. Its totient is φ = 6973947264.

The previous prime is 26159165783. The next prime is 26159165807. The reversal of 26159165790 is 9756195162.

It is a congruent number.

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, 3856 + ... + 228764.

It is an arithmetic number, because the mean of its divisors is an integer number (1962452205).

Almost surely, 2^26159165790 is an apocalyptic number.

26159165790 is an abundant number, since it is smaller than the sum of its proper divisors (36639304770).

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

26159165790 is a wasteful number, since it uses less digits than its factorization.

26159165790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228796.

The product of its (nonzero) digits is 1020600, while the sum is 51.

The spelling of 26159165790 in words is "twenty-six billion, one hundred fifty-nine million, one hundred sixty-five thousand, seven hundred ninety".