6291554972 has 12 divisors (see below), whose sum is σ = 11011989240. Its totient is φ = 3145272336.

The previous prime is 6291554963. The next prime is 6291555013. The reversal of 6291554972 is 2794551926.

It is a self number, because there is not a number n which added to its sum of digits gives 6291554972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97538 + ... + 148649.

It is an arithmetic number, because the mean of its divisors is an integer number (917665770).

Almost surely, 2^6291554972 is an apocalyptic number.

It is an amenable number.

6291554972 is a deficient number, since it is larger than the sum of its proper divisors (4720434268).

6291554972 is a wasteful number, since it uses less digits than its factorization.

6291554972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252580 (or 252578 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 50.

The square root of 6291554972 is about 79319.3228160705. The cubic root of 6291554972 is about 1846.0891302761.

The spelling of 6291554972 in words is "six billion, two hundred ninety-one million, five hundred fifty-four thousand, nine hundred seventy-two".