557494272000 has 768 divisors, whose sum is σ = 2090902039200. Its totient is φ = 146571264000.

The previous prime is 557494271989. The next prime is 557494272017. The reversal of 557494272000 is 272494755.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

557494272000 is a `hidden beast` number, since 5 + 574 + 9 + 4 + 2 + 72 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (768).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7852031965 + ... + 7852032035.

Almost surely, 2^557494272000 is an apocalyptic number.

557494272000 is a gapful number since it is divisible by the number (50) 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 557494272000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1045451019600).

557494272000 is an abundant number, since it is smaller than the sum of its proper divisors (1533407767200).

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

557494272000 is an frugal number, since it uses more digits than its factorization.

557494272000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 557494272000 in words is "five hundred fifty-seven billion, four hundred ninety-four million, two hundred seventy-two thousand".