1115323415928 has 96 divisors (see below), whose sum is σ = 3135892446960. Its totient is φ = 371377094400.

The previous prime is 1115323415909. The next prime is 1115323416001. The reversal of 1115323415928 is 8295143235111.

1115323415928 is a `hidden beast` number, since 1 + 1 + 1 + 53 + 2 + 3 + 4 + 1 + 592 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1515378 + ... + 2127678.

Almost surely, 2^{1115323415928} is an apocalyptic number.

1115323415928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115323415928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1567946223480).

1115323415928 is an abundant number, since it is smaller than the sum of its proper divisors (2020569031032).

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

1115323415928 is an equidigital number, since it uses as much as digits as its factorization.

1115323415928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613259 (or 613243 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The spelling of 1115323415928 in words is "one trillion, one hundred fifteen billion, three hundred twenty-three million, four hundred fifteen thousand, nine hundred twenty-eight".