57211102736752 has 80 divisors (see below), whose sum is σ = 116393802819840. Its totient is φ = 27189860420096.

The previous prime is 57211102736747. The next prime is 57211102736819. The reversal of 57211102736752 is 25763720111275.

It is a super-2 number, since 2×57211102736752² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57211102736696 and 57211102736705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93695028 + ... + 94303660.

It is an arithmetic number, because the mean of its divisors is an integer number (1454922535248).

Almost surely, 2^{57211102736752} 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 57211102736752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58196901409920).

57211102736752 is an abundant number, since it is smaller than the sum of its proper divisors (59182700083088).

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

57211102736752 is a wasteful number, since it uses less digits than its factorization.

57211102736752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610270 (or 610264 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 49.

The spelling of 57211102736752 in words is "fifty-seven trillion, two hundred eleven billion, one hundred two million, seven hundred thirty-six thousand, seven hundred fifty-two".