3876435816 has 32 divisors (see below), whose sum is σ = 10572098400. Its totient is φ = 1174677440.

The previous prime is 3876435809. The next prime is 3876435821. The reversal of 3876435816 is 6185346783.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7341471 + ... + 7341998.

It is an arithmetic number, because the mean of its divisors is an integer number (330378075).

Almost surely, 2^3876435816 is an apocalyptic number.

It is an amenable number.

3876435816 is an abundant number, since it is smaller than the sum of its proper divisors (6695662584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3876435816 is a wasteful number, since it uses less digits than its factorization.

3876435816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14683489 (or 14683485 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 51.

The square root of 3876435816 is about 62261.0296734643. The cubic root of 3876435816 is about 1570.8842998571.

The spelling of 3876435816 in words is "three billion, eight hundred seventy-six million, four hundred thirty-five thousand, eight hundred sixteen".