36815331428 has 24 divisors (see below), whose sum is σ = 65808288000. Its totient is φ = 18013090688.

The previous prime is 36815331419. The next prime is 36815331463. The reversal of 36815331428 is 82413351863.

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, 1561673 + ... + 1585071.

It is an arithmetic number, because the mean of its divisors is an integer number (2742012000).

Almost surely, 2^36815331428 is an apocalyptic number.

It is an amenable number.

36815331428 is a deficient number, since it is larger than the sum of its proper divisors (28992956572).

36815331428 is a wasteful number, since it uses less digits than its factorization.

36815331428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31819 (or 31817 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The spelling of 36815331428 in words is "thirty-six billion, eight hundred fifteen million, three hundred thirty-one thousand, four hundred twenty-eight".