31132651462163 has 4 divisors (see below), whose sum is σ = 31132665581568. Its totient is φ = 31132637342760.

The previous prime is 31132651462123. The next prime is 31132651462243. The reversal of 31132651462163 is 36126415623113.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 31132651462163 - 2¹⁸ = 31132651200019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31132651462123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2957843 + ... + 8426988.

It is an arithmetic number, because the mean of its divisors is an integer number (7783166395392).

Almost surely, 2^{31132651462163} is an apocalyptic number.

31132651462163 is a deficient number, since it is larger than the sum of its proper divisors (14119405).

31132651462163 is a wasteful number, since it uses less digits than its factorization.

31132651462163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14119404.

The product of its digits is 466560, while the sum is 44.

The spelling of 31132651462163 in words is "thirty-one trillion, one hundred thirty-two billion, six hundred fifty-one million, four hundred sixty-two thousand, one hundred sixty-three".