1957576945131 has 6 divisors (see below), whose sum is σ = 2827611142980. Its totient is φ = 1305051296748.

The previous prime is 1957576945097. The next prime is 1957576945169. The reversal of 1957576945131 is 1315496757591.

1957576945131 is a `hidden beast` number, since 1 + 9 + 5 + 7 + 57 + 69 + 4 + 513 + 1 = 666.

It is not a de Polignac number, because 1957576945131 - 2¹⁵ = 1957576912363 is a prime.

It is a super-2 number, since 2×1957576945131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1957576940131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 108754274721 + ... + 108754274738.

It is an arithmetic number, because the mean of its divisors is an integer number (471268523830).

Almost surely, 2^{1957576945131} is an apocalyptic number.

1957576945131 is a deficient number, since it is larger than the sum of its proper divisors (870034197849).

1957576945131 is a wasteful number, since it uses less digits than its factorization.

1957576945131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217508549465 (or 217508549462 counting only the distinct ones).

The product of its digits is 35721000, while the sum is 63.

The spelling of 1957576945131 in words is "one trillion, nine hundred fifty-seven billion, five hundred seventy-six million, nine hundred forty-five thousand, one hundred thirty-one".