1138341568788 has 24 divisors (see below), whose sum is σ = 2951255919360. Its totient is φ = 379447189560.

The previous prime is 1138341568783. The next prime is 1138341568811. The reversal of 1138341568788 is 8878651438311.

1138341568788 is a `hidden beast` number, since 1 + 1 + 3 + 83 + 415 + 68 + 7 + 88 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138341568781) 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, 5270099748 + ... + 5270099963.

It is an arithmetic number, because the mean of its divisors is an integer number (122968996640).

Almost surely, 2^{1138341568788} is an apocalyptic number.

1138341568788 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1138341568788 is an abundant number, since it is smaller than the sum of its proper divisors (1812914350572).

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

1138341568788 is a wasteful number, since it uses less digits than its factorization.

1138341568788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10540199724 (or 10540199716 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 63.

The spelling of 1138341568788 in words is "one trillion, one hundred thirty-eight billion, three hundred forty-one million, five hundred sixty-eight thousand, seven hundred eighty-eight".