1157883298128 has 30 divisors (see below), whose sum is σ = 3240465063914. Its totient is φ = 385961099328.

The previous prime is 1157883298109. The next prime is 1157883298129. The reversal of 1157883298128 is 8218923887511.

1157883298128 is a `hidden beast` number, since 1 + 1 + 578 + 8 + 32 + 9 + 8 + 1 + 28 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1140777797184 + 17105500944 = 1068072^2 + 130788^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157883298129) 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, 4020427975 + ... + 4020428262.

Almost surely, 2^{1157883298128} is an apocalyptic number.

1157883298128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1157883298128 is an abundant number, since it is smaller than the sum of its proper divisors (2082581765786).

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

1157883298128 is a wasteful number, since it uses less digits than its factorization.

1157883298128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8040856251 (or 8040856242 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 63.

The spelling of 1157883298128 in words is "one trillion, one hundred fifty-seven billion, eight hundred eighty-three million, two hundred ninety-eight thousand, one hundred twenty-eight".