186147849910464 has 168 divisors, whose sum is σ = 574625069076240. Its totient is φ = 57273983649792.

The previous prime is 186147849910457. The next prime is 186147849910549. The reversal of 186147849910464 is 464019948741681.

It is a happy number.

186147849910464 is a `hidden beast` number, since 1 + 8 + 6 + 1 + 4 + 78 + 4 + 9 + 91 + 0 + 464 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 186147849910392 and 186147849910401.

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, 192851254 + ... + 193814090.

It is an arithmetic number, because the mean of its divisors is an integer number (3420387315930).

Almost surely, 2^{186147849910464} is an apocalyptic number.

It is an amenable number.

186147849910464 is an abundant number, since it is smaller than the sum of its proper divisors (388477219165776).

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

186147849910464 is a wasteful number, since it uses less digits than its factorization.

186147849910464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988687 (or 988674 counting only the distinct ones).

The product of its (nonzero) digits is 334430208, while the sum is 72.

The spelling of 186147849910464 in words is "one hundred eighty-six trillion, one hundred forty-seven billion, eight hundred forty-nine million, nine hundred ten thousand, four hundred sixty-four".