2136431763 has 24 divisors (see below), whose sum is σ = 3336179600. Its totient is φ = 1312853184.

The previous prime is 2136431753. The next prime is 2136431771. The reversal of 2136431763 is 3671346312.

2136431763 is a `hidden beast` number, since 2 + 1 + 3 + 643 + 1 + 7 + 6 + 3 = 666.

It is not a de Polignac number, because 2136431763 - 2¹⁶ = 2136366227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2136431753) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162508 + ... + 175161.

Almost surely, 2^2136431763 is an apocalyptic number.

2136431763 is a deficient number, since it is larger than the sum of its proper divisors (1199747837).

2136431763 is a wasteful number, since it uses less digits than its factorization.

2136431763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337731 (or 337728 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 2136431763 is about 46221.5508502257. The cubic root of 2136431763 is about 1287.9421073586.

The spelling of 2136431763 in words is "two billion, one hundred thirty-six million, four hundred thirty-one thousand, seven hundred sixty-three".