1118253998016 has 168 divisors, whose sum is σ = 3231279031968. Its totient is φ = 369734400000.

The previous prime is 1118253998009. The next prime is 1118253998023. The reversal of 1118253998016 is 6108993528111.

It is a happy number.

1118253998016 is a `hidden beast` number, since 1 + 1 + 1 + 8 + 2 + 539 + 98 + 0 + 16 = 666.

It is an interprime number because it is at equal distance from previous prime (1118253998009) and next prime (1118253998023).

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, 60961006 + ... + 60979346.

Almost surely, 2^{1118253998016} is an apocalyptic number.

1118253998016 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 1118253998016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1615639515984).

1118253998016 is an abundant number, since it is smaller than the sum of its proper divisors (2113025033952).

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

1118253998016 is a wasteful number, since it uses less digits than its factorization.

1118253998016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19211 (or 19198 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 54.

The spelling of 1118253998016 in words is "one trillion, one hundred eighteen billion, two hundred fifty-three million, nine hundred ninety-eight thousand, sixteen".