6370899920 has 80 divisors (see below), whose sum is σ = 18467353728. Its totient is φ = 1985733120.

The previous prime is 6370899911. The next prime is 6370899929. The reversal of 6370899920 is 299980736.

It is an interprime number because it is at equal distance from previous prime (6370899911) and next prime (6370899929).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6370899929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510959 + ... + 523278.

Almost surely, 2^6370899920 is an apocalyptic number.

It is an amenable number.

6370899920 is an abundant number, since it is smaller than the sum of its proper divisors (12096453808).

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

6370899920 is a wasteful number, since it uses less digits than its factorization.

6370899920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034268 (or 1034262 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 6370899920 is about 79817.9172867847. The cubic root of 6370899920 is about 1853.8172867361.

The spelling of 6370899920 in words is "six billion, three hundred seventy million, eight hundred ninety-nine thousand, nine hundred twenty".