2308431281026 has 32 divisors (see below), whose sum is σ = 3738147936768. Its totient is φ = 1062818729280.

The previous prime is 2308431280999. The next prime is 2308431281027. The reversal of 2308431281026 is 6201821348032.

It is a super-2 number, since 2×2308431281026² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2308431281026.

It is not an unprimeable number, because it can be changed into a prime (2308431281027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44165380 + ... + 44217616.

It is an arithmetic number, because the mean of its divisors is an integer number (116817123024).

Almost surely, 2^{2308431281026} is an apocalyptic number.

2308431281026 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2308431281026 is a deficient number, since it is larger than the sum of its proper divisors (1429716655742).

2308431281026 is a wasteful number, since it uses less digits than its factorization.

2308431281026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56386.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 2308431281026 in words is "two trillion, three hundred eight billion, four hundred thirty-one million, two hundred eighty-one thousand, twenty-six".