1115074759920 has 80 divisors (see below), whose sum is σ = 3770980106112. Its totient is φ = 270321153280.

The previous prime is 1115074759919. The next prime is 1115074759949. The reversal of 1115074759920 is 299574705111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211185762 + ... + 211191041.

Almost surely, 2^{1115074759920} is an apocalyptic number.

1115074759920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1115074759920 is an abundant number, since it is smaller than the sum of its proper divisors (2655905346192).

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

1115074759920 is a wasteful number, since it uses less digits than its factorization.

1115074759920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422376830 (or 422376824 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 51.

The spelling of 1115074759920 in words is "one trillion, one hundred fifteen billion, seventy-four million, seven hundred fifty-nine thousand, nine hundred twenty".