650980972 has 12 divisors (see below), whose sum is σ = 1141326256. Its totient is φ = 324887760.

The previous prime is 650980921. The next prime is 650980987. The reversal of 650980972 is 279089056.

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, 148248 + ... + 152575.

Almost surely, 2^650980972 is an apocalyptic number.

It is an amenable number.

650980972 is a deficient number, since it is larger than the sum of its proper divisors (490345284).

650980972 is a wasteful number, since it uses less digits than its factorization.

650980972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301368 (or 301366 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 650980972 is about 25514.3287585623. The cubic root of 650980972 is about 866.6746587692.

The spelling of 650980972 in words is "six hundred fifty million, nine hundred eighty thousand, nine hundred seventy-two".