1157782668112 has 40 divisors (see below), whose sum is σ = 2566202667200. Its totient is φ = 495700756992.

The previous prime is 1157782668109. The next prime is 1157782668113. The reversal of 1157782668112 is 2118662877511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157782668113) 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, 5009562 + ... + 5235577.

It is an arithmetic number, because the mean of its divisors is an integer number (64155066680).

Almost surely, 2^{1157782668112} is an apocalyptic number.

It is an amenable number.

1157782668112 is an abundant number, since it is smaller than the sum of its proper divisors (1408419999088).

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

1157782668112 is a wasteful number, since it uses less digits than its factorization.

1157782668112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10246163 (or 10246157 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 55.

The spelling of 1157782668112 in words is "one trillion, one hundred fifty-seven billion, seven hundred eighty-two million, six hundred sixty-eight thousand, one hundred twelve".