31672853163 has 12 divisors (see below), whose sum is σ = 52285345008. Its totient is φ = 18098773200.

The previous prime is 31672853131. The next prime is 31672853207. The reversal of 31672853163 is 36135827613.

31672853163 is a `hidden beast` number, since 31 + 6 + 7 + 28 + 531 + 63 = 666.

It is not a de Polignac number, because 31672853163 - 2⁵ = 31672853131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31672851163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 251371788 + ... + 251371913.

It is an arithmetic number, because the mean of its divisors is an integer number (4357112084).

Almost surely, 2^31672853163 is an apocalyptic number.

31672853163 is a deficient number, since it is larger than the sum of its proper divisors (20612491845).

31672853163 is a wasteful number, since it uses less digits than its factorization.

31672853163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502743714 (or 502743711 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 31672853163 in words is "thirty-one billion, six hundred seventy-two million, eight hundred fifty-three thousand, one hundred sixty-three".