557894034544 has 160 divisors (see below), whose sum is σ = 1354940421120. Its totient is φ = 216187392000.

The previous prime is 557894034521. The next prime is 557894034547. The reversal of 557894034544 is 445430498755.

It is a super-2 number, since 2×557894034544² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557894034547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192176997 + ... + 192179899.

It is an arithmetic number, because the mean of its divisors is an integer number (8468377632).

Almost surely, 2^557894034544 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 557894034544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (677470210560).

557894034544 is an abundant number, since it is smaller than the sum of its proper divisors (797046386576).

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

557894034544 is a wasteful number, since it uses less digits than its factorization.

557894034544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719 (or 3713 counting only the distinct ones).

The product of its (nonzero) digits is 48384000, while the sum is 58.

The spelling of 557894034544 in words is "five hundred fifty-seven billion, eight hundred ninety-four million, thirty-four thousand, five hundred forty-four".