38899645713 has 8 divisors (see below), whose sum is σ = 57629104800. Its totient is φ = 25933097124.

The previous prime is 38899645699. The next prime is 38899645717. The reversal of 38899645713 is 31754699883.

38899645713 is a `hidden beast` number, since 3 + 8 + 89 + 96 + 457 + 13 = 666.

It is not a de Polignac number, because 38899645713 - 2¹⁰ = 38899644689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38899645717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720363783 + ... + 720363836.

It is an arithmetic number, because the mean of its divisors is an integer number (7203638100).

Almost surely, 2^38899645713 is an apocalyptic number.

It is an amenable number.

38899645713 is a deficient number, since it is larger than the sum of its proper divisors (18729459087).

38899645713 is a wasteful number, since it uses less digits than its factorization.

38899645713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440727628 (or 1440727622 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The spelling of 38899645713 in words is "thirty-eight billion, eight hundred ninety-nine million, six hundred forty-five thousand, seven hundred thirteen".