57365273328 has 480 divisors, whose sum is σ = 181755033600. Its totient is φ = 15510528000.

The previous prime is 57365273269. The next prime is 57365273353. The reversal of 57365273328 is 82337256375.

It is a super-2 number, since 2×57365273328² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 140257188 + ... + 140257596.

It is an arithmetic number, because the mean of its divisors is an integer number (378656320).

Almost surely, 2^57365273328 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 57365273328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90877516800).

57365273328 is an abundant number, since it is smaller than the sum of its proper divisors (124389760272).

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

57365273328 is a wasteful number, since it uses less digits than its factorization.

57365273328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 516 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 51.

The spelling of 57365273328 in words is "fifty-seven billion, three hundred sixty-five million, two hundred seventy-three thousand, three hundred twenty-eight".