1057457612530 has 16 divisors (see below), whose sum is σ = 2076462221184. Its totient is φ = 384530040880.

The previous prime is 1057457612467. The next prime is 1057457612531. The reversal of 1057457612530 is 352167547501.

It is a super-2 number, since 2×1057457612530² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057457612531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4806625402 + ... + 4806625621.

It is an arithmetic number, because the mean of its divisors is an integer number (129778888824).

Almost surely, 2^{1057457612530} is an apocalyptic number.

1057457612530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1057457612530 is a deficient number, since it is larger than the sum of its proper divisors (1019004608654).

1057457612530 is a wasteful number, since it uses less digits than its factorization.

1057457612530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9613251041.

The product of its (nonzero) digits is 882000, while the sum is 46.

The spelling of 1057457612530 in words is "one trillion, fifty-seven billion, four hundred fifty-seven million, six hundred twelve thousand, five hundred thirty".