38699146799 has 2 divisors, whose sum is σ = 38699146800. Its totient is φ = 38699146798.

The previous prime is 38699146741. The next prime is 38699146853. The reversal of 38699146799 is 99764199683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38699146799 - 2³² = 34404179503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38699143799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19349573399 + 19349573400.

It is an arithmetic number, because the mean of its divisors is an integer number (19349573400).

Almost surely, 2^38699146799 is an apocalyptic number.

38699146799 is a deficient number, since it is larger than the sum of its proper divisors (1).

38699146799 is an equidigital number, since it uses as much as digits as its factorization.

38699146799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158723712, while the sum is 71.

The spelling of 38699146799 in words is "thirty-eight billion, six hundred ninety-nine million, one hundred forty-six thousand, seven hundred ninety-nine".