557378496 has 140 divisors (see below), whose sum is σ = 1674388320. Its totient is φ = 183306240.

The previous prime is 557378467. The next prime is 557378531. The reversal of 557378496 is 694873755.

557378496 is a `hidden beast` number, since 557 + 3 + 7 + 84 + 9 + 6 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 408856 + ... + 410216.

Almost surely, 2^557378496 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 557378496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837194160).

557378496 is an abundant number, since it is smaller than the sum of its proper divisors (1117009824).

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

557378496 is a wasteful number, since it uses less digits than its factorization.

557378496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464 (or 1445 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The square root of 557378496 is about 23608.8647757574. The cubic root of 557378496 is about 822.9688613195.

The spelling of 557378496 in words is "five hundred fifty-seven million, three hundred seventy-eight thousand, four hundred ninety-six".