2057788357632 has 528 divisors, whose sum is σ = 7158452670720. Its totient is φ = 582191898624.

The previous prime is 2057788357567. The next prime is 2057788357637. The reversal of 2057788357632 is 2367538877502.

2057788357632 is a `hidden beast` number, since 2 + 0 + 57 + 7 + 8 + 8 + 3 + 576 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 2057788357632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2057788357637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139532083 + ... + 139546829.

Almost surely, 2^{2057788357632} 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 2057788357632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3579226335360).

2057788357632 is an abundant number, since it is smaller than the sum of its proper divisors (5100664313088).

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

2057788357632 is a wasteful number, since it uses less digits than its factorization.

2057788357632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14893 (or 14862 counting only the distinct ones).

The product of its (nonzero) digits is 118540800, while the sum is 63.

The spelling of 2057788357632 in words is "two trillion, fifty-seven billion, seven hundred eighty-eight million, three hundred fifty-seven thousand, six hundred thirty-two".