1115054456880 has 960 divisors, whose sum is σ = 4716446128128. Its totient is φ = 211770408960.

The previous prime is 1115054456849. The next prime is 1115054456909. The reversal of 1115054456880 is 886544505111.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 145166640 + ... + 145174320.

Almost surely, 2^{1115054456880} is an apocalyptic number.

1115054456880 is a gapful number since it is divisible by the number (10) 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 1115054456880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2358223064064).

1115054456880 is an abundant number, since it is smaller than the sum of its proper divisors (3601391671248).

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

1115054456880 is a wasteful number, since it uses less digits than its factorization.

1115054456880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7774 (or 7751 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 48.

The spelling of 1115054456880 in words is "one trillion, one hundred fifteen billion, fifty-four million, four hundred fifty-six thousand, eight hundred eighty".