38699519051 has 2 divisors, whose sum is σ = 38699519052. Its totient is φ = 38699519050.

The previous prime is 38699519003. The next prime is 38699519063. The reversal of 38699519051 is 15091599683.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38699519051 - 2¹⁰ = 38699518027 is a prime.

It is not a weakly prime, because it can be changed into another prime (38699539051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19349759525 + 19349759526.

It is an arithmetic number, because the mean of its divisors is an integer number (19349759526).

Almost surely, 2^38699519051 is an apocalyptic number.

38699519051 is a deficient number, since it is larger than the sum of its proper divisors (1).

38699519051 is an equidigital number, since it uses as much as digits as its factorization.

38699519051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2624400, while the sum is 56.

The spelling of 38699519051 in words is "thirty-eight billion, six hundred ninety-nine million, five hundred nineteen thousand, fifty-one".