18252475622848 has 28 divisors (see below), whose sum is σ = 36233800750440. Its totient is φ = 9122699055872.

The previous prime is 18252475622837. The next prime is 18252475622867. The reversal of 18252475622848 is 84822657425281.

It is a happy number.

It is a super-2 number, since 2×18252475622848² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a self number, because there is not a number n which added to its sum of digits gives 18252475622848.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55126711 + ... + 55456822.

Almost surely, 2^{18252475622848} is an apocalyptic number.

It is an amenable number.

18252475622848 is a deficient number, since it is larger than the sum of its proper divisors (17981325127592).

18252475622848 is a wasteful number, since it uses less digits than its factorization.

18252475622848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110586124 (or 110586114 counting only the distinct ones).

The product of its digits is 137625600, while the sum is 64.

The spelling of 18252475622848 in words is "eighteen trillion, two hundred fifty-two billion, four hundred seventy-five million, six hundred twenty-two thousand, eight hundred forty-eight".