431126266253402 has 16 divisors (see below), whose sum is σ = 647256305757600. Its totient is φ = 215374244395920.

The previous prime is 431126266253387. The next prime is 431126266253471. The reversal of 431126266253402 is 204352662621134.

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, 9241952 + ... + 30784187.

It is an arithmetic number, because the mean of its divisors is an integer number (40453519109850).

Almost surely, 2^{431126266253402} is an apocalyptic number.

431126266253402 is a deficient number, since it is larger than the sum of its proper divisors (216130039504198).

431126266253402 is a wasteful number, since it uses less digits than its factorization.

431126266253402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40030861.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 431126266253402 in words is "four hundred thirty-one trillion, one hundred twenty-six billion, two hundred sixty-six million, two hundred fifty-three thousand, four hundred two".