6455982372 has 48 divisors (see below), whose sum is σ = 17221438080. Its totient is φ = 1843978752.

The previous prime is 6455982353. The next prime is 6455982413. The reversal of 6455982372 is 2732895546.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300154 + ... + 320942.

It is an arithmetic number, because the mean of its divisors is an integer number (358779960).

Almost surely, 2^6455982372 is an apocalyptic number.

It is an amenable number.

6455982372 is an abundant number, since it is smaller than the sum of its proper divisors (10765455708).

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

6455982372 is a wasteful number, since it uses less digits than its factorization.

6455982372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24500 (or 24498 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 51.

The square root of 6455982372 is about 80349.1280102031. The cubic root of 6455982372 is about 1862.0333077018.

The spelling of 6455982372 in words is "six billion, four hundred fifty-five million, nine hundred eighty-two thousand, three hundred seventy-two".