1139527026988 has 18 divisors (see below), whose sum is σ = 2319751448196. Its totient is φ = 488368725768.

The previous prime is 1139527026983. The next prime is 1139527027003. The reversal of 1139527026988 is 8896207259311.

It is a super-3 number, since 3×1139527026988³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1139527026983) 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, 2906956506 + ... + 2906956897.

Almost surely, 2^{1139527026988} is an apocalyptic number.

It is an amenable number.

1139527026988 is an abundant number, since it is smaller than the sum of its proper divisors (1180224421208).

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

1139527026988 is a wasteful number, since it uses less digits than its factorization.

1139527026988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5813913421 (or 5813913412 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 61.

The spelling of 1139527026988 in words is "one trillion, one hundred thirty-nine billion, five hundred twenty-seven million, twenty-six thousand, nine hundred eighty-eight".