1093057815988 has 48 divisors (see below), whose sum is σ = 1984044138496. Its totient is φ = 526359034080.

The previous prime is 1093057815959. The next prime is 1093057815989. The reversal of 1093057815988 is 8895187503901.

It is a happy number.

It is a super-2 number, since 2×1093057815988² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093057815989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158801995 + ... + 158808877.

Almost surely, 2^{1093057815988} is an apocalyptic number.

It is an amenable number.

1093057815988 is a deficient number, since it is larger than the sum of its proper divisors (890986322508).

1093057815988 is a wasteful number, since it uses less digits than its factorization.

1093057815988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12884 (or 12882 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 64.

The spelling of 1093057815988 in words is "one trillion, ninety-three billion, fifty-seven million, eight hundred fifteen thousand, nine hundred eighty-eight".