18277600052 has 12 divisors (see below), whose sum is σ = 31987013856. Its totient is φ = 9138453240.

The previous prime is 18277600027. The next prime is 18277600057. The reversal of 18277600052 is 25000677281.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 18277599979 and 18277600015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18277600057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59153 + ... + 200135.

It is an arithmetic number, because the mean of its divisors is an integer number (2665584488).

Almost surely, 2^18277600052 is an apocalyptic number.

It is an amenable number.

18277600052 is a deficient number, since it is larger than the sum of its proper divisors (13709413804).

18277600052 is a wasteful number, since it uses less digits than its factorization.

18277600052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173398 (or 173396 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 18277600052 in words is "eighteen billion, two hundred seventy-seven million, six hundred thousand, fifty-two".