1139528091888 has 80 divisors (see below), whose sum is σ = 3311248855200. Its totient is φ = 379842685632.

The previous prime is 1139528091829. The next prime is 1139528091929. The reversal of 1139528091888 is 8881908259311.

1139528091888 is a `hidden beast` number, since 1 + 1 + 395 + 2 + 80 + 91 + 8 + 88 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16247703 + ... + 16317686.

It is an arithmetic number, because the mean of its divisors is an integer number (41390610690).

Almost surely, 2^{1139528091888} is an apocalyptic number.

1139528091888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1139528091888 is an abundant number, since it is smaller than the sum of its proper divisors (2171720763312).

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

1139528091888 is an frugal number, since it uses more digits than its factorization.

1139528091888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32565418 (or 32565394 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 63.

The spelling of 1139528091888 in words is "one trillion, one hundred thirty-nine billion, five hundred twenty-eight million, ninety-one thousand, eight hundred eighty-eight".