18002213058024 has 48 divisors (see below), whose sum is σ = 52506454755300. Its totient is φ = 5539142479104.

The previous prime is 18002213058023. The next prime is 18002213058043. The reversal of 18002213058024 is 42085031220081.

It is a happy number.

18002213058024 is a `hidden beast` number, since 1 + 8 + 0 + 0 + 2 + 21 + 30 + 580 + 24 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17974360785924 + 27852272100 = 4239618^2 + 166890^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 18002213058024.

It is not an unprimeable number, because it can be changed into a prime (18002213058023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9616565869 + ... + 9616567740.

Almost surely, 2^{18002213058024} is an apocalyptic number.

It is an amenable number.

18002213058024 is an abundant number, since it is smaller than the sum of its proper divisors (34504241697276).

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

18002213058024 is a wasteful number, since it uses less digits than its factorization.

18002213058024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19233133634 (or 19233133627 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The spelling of 18002213058024 in words is "eighteen trillion, two billion, two hundred thirteen million, fifty-eight thousand, twenty-four".