31263340552316 has 48 divisors (see below), whose sum is σ = 56904447936000. Its totient is φ = 15017635301760.

The previous prime is 31263340552261. The next prime is 31263340552351. The reversal of 31263340552316 is 61325504336213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1726895 + ... + 8093753.

It is an arithmetic number, because the mean of its divisors is an integer number (1185509332000).

Almost surely, 2^{31263340552316} is an apocalyptic number.

It is an amenable number.

31263340552316 is a deficient number, since it is larger than the sum of its proper divisors (25641107383684).

31263340552316 is a wasteful number, since it uses less digits than its factorization.

31263340552316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6367362 (or 6367360 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 44.

Adding to 31263340552316 its reverse (61325504336213), we get a palindrome (92588844888529).

The spelling of 31263340552316 in words is "thirty-one trillion, two hundred sixty-three billion, three hundred forty million, five hundred fifty-two thousand, three hundred sixteen".