38506874699 has 2 divisors, whose sum is σ = 38506874700. Its totient is φ = 38506874698.

The previous prime is 38506874671. The next prime is 38506874711. The reversal of 38506874699 is 99647860583.

38506874699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (99647860583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38506874699 - 2²⁴ = 38490097483 is a prime.

It is not a weakly prime, because it can be changed into another prime (38506874669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19253437349 + 19253437350.

It is an arithmetic number, because the mean of its divisors is an integer number (19253437350).

Almost surely, 2^38506874699 is an apocalyptic number.

38506874699 is a deficient number, since it is larger than the sum of its proper divisors (1).

38506874699 is an equidigital number, since it uses as much as digits as its factorization.

38506874699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78382080, while the sum is 65.

The spelling of 38506874699 in words is "thirty-eight billion, five hundred six million, eight hundred seventy-four thousand, six hundred ninety-nine".