4650731388 has 72 divisors (see below), whose sum is σ = 11842499760. Its totient is φ = 1538887680.

The previous prime is 4650731369. The next prime is 4650731413. The reversal of 4650731388 is 8831370564.

4650731388 is a `hidden beast` number, since 4 + 6 + 507 + 3 + 138 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3300028 + ... + 3301436.

Almost surely, 2^4650731388 is an apocalyptic number.

It is an amenable number.

4650731388 is an abundant number, since it is smaller than the sum of its proper divisors (7191768372).

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

4650731388 is a wasteful number, since it uses less digits than its factorization.

4650731388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027 (or 2022 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 4650731388 is about 68196.2710710784. The cubic root of 4650731388 is about 1669.1950401281.

The spelling of 4650731388 in words is "four billion, six hundred fifty million, seven hundred thirty-one thousand, three hundred eighty-eight".