556794648 has 96 divisors (see below), whose sum is σ = 1606310160. Its totient is φ = 180558720.

The previous prime is 556794599. The next prime is 556794661. The reversal of 556794648 is 846497655.

556794648 is a `hidden beast` number, since 556 + 7 + 9 + 46 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 556794594 and 556794603.

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, 68058 + ... + 75798.

Almost surely, 2^556794648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556794648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (803155080).

556794648 is an abundant number, since it is smaller than the sum of its proper divisors (1049515512).

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

556794648 is a wasteful number, since it uses less digits than its factorization.

556794648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7799 (or 7783 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The square root of 556794648 is about 23596.4965196107. The cubic root of 556794648 is about 822.6814105753.

The spelling of 556794648 in words is "five hundred fifty-six million, seven hundred ninety-four thousand, six hundred forty-eight".