650772488 has 16 divisors (see below), whose sum is σ = 1273250880. Its totient is φ = 311238928.

The previous prime is 650772487. The next prime is 650772497. The reversal of 650772488 is 884277056.

It is a super-2 number, since 2×650772488² = 847009662275420288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (650772487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1768220 + ... + 1768587.

It is an arithmetic number, because the mean of its divisors is an integer number (79578180).

Almost surely, 2^650772488 is an apocalyptic number.

It is an amenable number.

650772488 is a deficient number, since it is larger than the sum of its proper divisors (622478392).

650772488 is a wasteful number, since it uses less digits than its factorization.

650772488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536836 (or 3536832 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 47.

The square root of 650772488 is about 25510.2428055869. The cubic root of 650772488 is about 866.5821281117.

The spelling of 650772488 in words is "six hundred fifty million, seven hundred seventy-two thousand, four hundred eighty-eight".