186949005376 has 105 divisors (see below), whose sum is σ = 433173392351. Its totient is φ = 80048363136.

The previous prime is 186949005371. The next prime is 186949005379. The reversal of 186949005376 is 673500949681.

The square root of 186949005376 is 432376.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×186949005376² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 186949005376.

It is not an unprimeable number, because it can be changed into a prime (186949005371) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 169490841 + ... + 169491943.

Almost surely, 2^186949005376 is an apocalyptic number.

186949005376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

186949005376 is the 432376-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 186949005376

186949005376 is an abundant number, since it is smaller than the sum of its proper divisors (246224386975).

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

186949005376 is an frugal number, since it uses more digits than its factorization.

186949005376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246 (or 1112 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 186949005376 in words is "one hundred eighty-six billion, nine hundred forty-nine million, five thousand, three hundred seventy-six".