31463152086 has 16 divisors (see below), whose sum is σ = 62962099200. Its totient is φ = 10481751528.

The previous prime is 31463152069. The next prime is 31463152111. The reversal of 31463152086 is 68025136413.

It is a congruent number.

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, 1480026 + ... + 1501133.

It is an arithmetic number, because the mean of its divisors is an integer number (3935131200).

Almost surely, 2^31463152086 is an apocalyptic number.

31463152086 is an abundant number, since it is smaller than the sum of its proper divisors (31498947114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31463152086 is a wasteful number, since it uses less digits than its factorization.

31463152086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982923.

The product of its (nonzero) digits is 103680, while the sum is 39.

Adding to 31463152086 its reverse (68025136413), we get a palindrome (99488288499).

The spelling of 31463152086 in words is "thirty-one billion, four hundred sixty-three million, one hundred fifty-two thousand, eighty-six".