1057328637184 has 36 divisors (see below), whose sum is σ = 2150348377716. Its totient is φ = 518689513472.

The previous prime is 1057328637151. The next prime is 1057328637193. The reversal of 1057328637184 is 4817368237501.

It can be written as a sum of positive squares in 2 ways, for example, as 920310211584 + 137018425600 = 959328^2 + 370160^2 .

It is a super-2 number, since 2×1057328637184² (a number of 25 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 3 ways as a sum of consecutive naturals, for example, 38950489 + ... + 38977624.

It is an arithmetic number, because the mean of its divisors is an integer number (59731899381).

Almost surely, 2^{1057328637184} is an apocalyptic number.

It is an amenable number.

1057328637184 is an abundant number, since it is smaller than the sum of its proper divisors (1093019740532).

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

1057328637184 is an frugal number, since it uses more digits than its factorization.

1057328637184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77928182 (or 77928168 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 1057328637184 in words is "one trillion, fifty-seven billion, three hundred twenty-eight million, six hundred thirty-seven thousand, one hundred eighty-four".