3869736950079 has 72 divisors (see below), whose sum is σ = 7638961376592. Its totient is φ = 1855618087680.

The previous prime is 3869736950071. The next prime is 3869736950137. The reversal of 3869736950079 is 9700596379683.

3869736950079 is a `hidden beast` number, since 3 + 86 + 9 + 7 + 36 + 9 + 500 + 7 + 9 = 666.

It is not a de Polignac number, because 3869736950079 - 2³ = 3869736950071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3869736949989 and 3869736950016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3869736950071) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 30618454 + ... + 30744579.

It is an arithmetic number, because the mean of its divisors is an integer number (106096685786).

Almost surely, 2^{3869736950079} is an apocalyptic number.

3869736950079 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3869736950079 is a deficient number, since it is larger than the sum of its proper divisors (3769224426513).

3869736950079 is a wasteful number, since it uses less digits than its factorization.

3869736950079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61363077 (or 61363067 counting only the distinct ones).

The product of its (nonzero) digits is 462944160, while the sum is 72.

The spelling of 3869736950079 in words is "three trillion, eight hundred sixty-nine billion, seven hundred thirty-six million, nine hundred fifty thousand, seventy-nine".