8132774013 has 96 divisors (see below), whose sum is σ = 14697213440. Its totient is φ = 4219568640.

The previous prime is 8132774009. The next prime is 8132774047. The reversal of 8132774013 is 3104772318.

It is not a de Polignac number, because 8132774013 - 2² = 8132774009 is a prime.

It is a super-2 number, since 2×8132774013² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8132774093) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19317543 + ... + 19317963.

Almost surely, 2^8132774013 is an apocalyptic number.

It is an amenable number.

8132774013 is a deficient number, since it is larger than the sum of its proper divisors (6564439427).

8132774013 is a wasteful number, since it uses less digits than its factorization.

8132774013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779 (or 776 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 8132774013 is about 90181.8940419861. The cubic root of 8132774013 is about 2011.0038477179.

The spelling of 8132774013 in words is "eight billion, one hundred thirty-two million, seven hundred seventy-four thousand, thirteen".