656352048 has 160 divisors (see below), whose sum is σ = 1984372992. Its totient is φ = 184729600.

The previous prime is 656352007. The next prime is 656352071. The reversal of 656352048 is 840253656.

It is a junction number, because it is equal to n+sod(n) for n = 656351997 and 656352015.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 744568 + ... + 745448.

Almost surely, 2^656352048 is an apocalyptic number.

656352048 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 656352048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (992186496).

656352048 is an abundant number, since it is smaller than the sum of its proper divisors (1328020944).

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

656352048 is a wasteful number, since it uses less digits than its factorization.

656352048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 656352048 is about 25619.3686104869. The cubic root of 656352048 is about 869.0517028955.

The spelling of 656352048 in words is "six hundred fifty-six million, three hundred fifty-two thousand, forty-eight".