1157407407522 has 24 divisors (see below), whose sum is σ = 2543035996800. Its totient is φ = 380368631160.

The previous prime is 1157407407521. The next prime is 1157407407529. The reversal of 1157407407522 is 2257047047511.

It is a happy number.

1157407407522 is a `hidden beast` number, since 1 + 1 + 57 + 4 + 0 + 74 + 0 + 7 + 522 = 666.

It is not an unprimeable number, because it can be changed into a prime (1157407407521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 452818522 + ... + 452821077.

It is an arithmetic number, because the mean of its divisors is an integer number (105959833200).

Almost surely, 2^{1157407407522} is an apocalyptic number.

1157407407522 is an abundant number, since it is smaller than the sum of its proper divisors (1385628589278).

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

1157407407522 is a wasteful number, since it uses less digits than its factorization.

1157407407522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905639678 (or 905639675 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 45.

The spelling of 1157407407522 in words is "one trillion, one hundred fifty-seven billion, four hundred seven million, four hundred seven thousand, five hundred twenty-two".