8131402024 has 32 divisors (see below), whose sum is σ = 15325662240. Its totient is φ = 4044600000.

The previous prime is 8131402009. The next prime is 8131402049. The reversal of 8131402024 is 4202041318.

It is a super-2 number, since 2×8131402024² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8131402024.

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, 2108482 + ... + 2112334.

It is an arithmetic number, because the mean of its divisors is an integer number (478926945).

Almost surely, 2^8131402024 is an apocalyptic number.

It is an amenable number.

8131402024 is a deficient number, since it is larger than the sum of its proper divisors (7194260216).

8131402024 is a wasteful number, since it uses less digits than its factorization.

8131402024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5161 (or 5157 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 8131402024 is about 90174.2869336930. The cubic root of 8131402024 is about 2010.8907567308.

The spelling of 8131402024 in words is "eight billion, one hundred thirty-one million, four hundred two thousand, twenty-four".