312172073711 has 32 divisors (see below), whose sum is σ = 333618531840. Its totient is φ = 291492432000.

The previous prime is 312172073693. The next prime is 312172073729. The reversal of 312172073711 is 117370271213.

It is an interprime number because it is at equal distance from previous prime (312172073693) and next prime (312172073729).

It is not a de Polignac number, because 312172073711 - 2³⁴ = 294992204527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312172073111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53423756 + ... + 53429598.

It is an arithmetic number, because the mean of its divisors is an integer number (10425579120).

Almost surely, 2^312172073711 is an apocalyptic number.

312172073711 is a deficient number, since it is larger than the sum of its proper divisors (21446458129).

312172073711 is a wasteful number, since it uses less digits than its factorization.

312172073711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6287.

The product of its (nonzero) digits is 12348, while the sum is 35.

The spelling of 312172073711 in words is "three hundred twelve billion, one hundred seventy-two million, seventy-three thousand, seven hundred eleven".