186540658107152 has 40 divisors (see below), whose sum is σ = 382814498411136. Its totient is φ = 87753599730176.

The previous prime is 186540658107151. The next prime is 186540658107157. The reversal of 186540658107152 is 251701856045681.

It is a super-2 number, since 2×186540658107152² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 186540658107091 and 186540658107100.

It is not an unprimeable number, because it can be changed into a prime (186540658107151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117331508 + ... + 118910739.

Almost surely, 2^{186540658107152} is an apocalyptic number.

It is an amenable number.

186540658107152 is an abundant number, since it is smaller than the sum of its proper divisors (196273840303984).

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

186540658107152 is a wasteful number, since it uses less digits than its factorization.

186540658107152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236245175 (or 236245169 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 59.

The spelling of 186540658107152 in words is "one hundred eighty-six trillion, five hundred forty billion, six hundred fifty-eight million, one hundred seven thousand, one hundred fifty-two".