38877692699 has 4 divisors (see below), whose sum is σ = 38930018736. Its totient is φ = 38825366664.

The previous prime is 38877692671. The next prime is 38877692701. The reversal of 38877692699 is 99629677883.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99629677883 = 19 ⋅5243667257.

It is a cyclic number.

It is not a de Polignac number, because 38877692699 - 2³² = 34582725403 is a prime.

It is a super-2 number, since 2×38877692699² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38877692629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26161904 + ... + 26163389.

It is an arithmetic number, because the mean of its divisors is an integer number (9732504684).

Almost surely, 2^38877692699 is an apocalyptic number.

38877692699 is a deficient number, since it is larger than the sum of its proper divisors (52326037).

38877692699 is an equidigital number, since it uses as much as digits as its factorization.

38877692699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52326036.

The product of its digits is 493807104, while the sum is 74.

The spelling of 38877692699 in words is "thirty-eight billion, eight hundred seventy-seven million, six hundred ninety-two thousand, six hundred ninety-nine".