2057704522042 has 16 divisors (see below), whose sum is σ = 3354479500680. Its totient is φ = 940996844352.

The previous prime is 2057704521991. The next prime is 2057704522103. The reversal of 2057704522042 is 2402254077502.

It can be written as a sum of positive squares in 4 ways, for example, as 970479146641 + 1087225375401 = 985129^2 + 1042701^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2057704521986 and 2057704522004.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 363036073 + ... + 363041740.

Almost surely, 2^{2057704522042} is an apocalyptic number.

2057704522042 is a deficient number, since it is larger than the sum of its proper divisors (1296774978638).

2057704522042 is a wasteful number, since it uses less digits than its factorization.

2057704522042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726077937.

The product of its (nonzero) digits is 313600, while the sum is 40.

Adding to 2057704522042 its reverse (2402254077502), we get a palindrome (4459958599544).

The spelling of 2057704522042 in words is "two trillion, fifty-seven billion, seven hundred four million, five hundred twenty-two thousand, forty-two".