652898816 has 20 divisors (see below), whose sum is σ = 1304523462. Its totient is φ = 326449152.

The previous prime is 652898809. The next prime is 652898819. The reversal of 652898816 is 618898256.

It can be written as a sum of positive squares in only one way, i.e., 357058816 + 295840000 = 18896^2 + 17200^2 .

It is not an unprimeable number, because it can be changed into a prime (652898819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637085 + ... + 638108.

Almost surely, 2^652898816 is an apocalyptic number.

It is an amenable number.

652898816 is a deficient number, since it is larger than the sum of its proper divisors (651624646).

652898816 is an equidigital number, since it uses as much as digits as its factorization.

652898816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275211 (or 1275195 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 53.

The square root of 652898816 is about 25551.8847837102. The cubic root of 652898816 is about 867.5249228362.

The spelling of 652898816 in words is "six hundred fifty-two million, eight hundred ninety-eight thousand, eight hundred sixteen".