186746757164 has 12 divisors (see below), whose sum is σ = 356516536488. Its totient is φ = 84884889600.

The previous prime is 186746757157. The next prime is 186746757193. The reversal of 186746757164 is 461757647681.

It is a super-2 number, since 2×186746757164² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 186746757097 and 186746757106.

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, 2122122197 + ... + 2122122284.

It is an arithmetic number, because the mean of its divisors is an integer number (29709711374).

Almost surely, 2^186746757164 is an apocalyptic number.

It is an amenable number.

186746757164 is a deficient number, since it is larger than the sum of its proper divisors (169769779324).

186746757164 is a wasteful number, since it uses less digits than its factorization.

186746757164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244244496 (or 4244244494 counting only the distinct ones).

The product of its digits is 47416320, while the sum is 62.

The spelling of 186746757164 in words is "one hundred eighty-six billion, seven hundred forty-six million, seven hundred fifty-seven thousand, one hundred sixty-four".