1960989831 has 48 divisors (see below), whose sum is σ = 3217687200. Its totient is φ = 1187923968.

The previous prime is 1960989799. The next prime is 1960989859. The reversal of 1960989831 is 1389890691.

It is not a de Polignac number, because 1960989831 - 2⁵ = 1960989799 is a prime.

It is a super-2 number, since 2×1960989831² = 7690962234570817122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1960989731) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111615 + ... + 127983.

It is an arithmetic number, because the mean of its divisors is an integer number (67035150).

Almost surely, 2^1960989831 is an apocalyptic number.

1960989831 is a deficient number, since it is larger than the sum of its proper divisors (1256697369).

1960989831 is a wasteful number, since it uses less digits than its factorization.

1960989831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16430 (or 16418 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 54.

The square root of 1960989831 is about 44283.0648329584. The cubic root of 1960989831 is about 1251.6755835456.

The spelling of 1960989831 in words is "one billion, nine hundred sixty million, nine hundred eighty-nine thousand, eight hundred thirty-one".