1118893776 has 480 divisors, whose sum is σ = 4100570880. Its totient is φ = 255467520.

The previous prime is 1118893751. The next prime is 1118893799. The reversal of 1118893776 is 6773988111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15327276 + ... + 15327348.

It is an arithmetic number, because the mean of its divisors is an integer number (8542856).

Almost surely, 2^1118893776 is an apocalyptic number.

1118893776 is a gapful number since it is divisible by the number (16) 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 1118893776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2050285440).

1118893776 is an abundant number, since it is smaller than the sum of its proper divisors (2981677104).

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

1118893776 is a wasteful number, since it uses less digits than its factorization.

1118893776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 138 counting only the distinct ones).

The product of its digits is 508032, while the sum is 51.

The square root of 1118893776 is about 33449.8695961584. The cubic root of 1118893776 is about 1038.1567993125.

The spelling of 1118893776 in words is "one billion, one hundred eighteen million, eight hundred ninety-three thousand, seven hundred seventy-six".