185249445674982 has 64 divisors (see below), whose sum is σ = 399156467141376. Its totient is φ = 56977310920320.

The previous prime is 185249445674971. The next prime is 185249445674989. The reversal of 185249445674982 is 289476544942581.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is a junction number, because it is equal to n+sod(n) for n = 185249445674898 and 185249445674907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (185249445674989) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2243475757 + ... + 2243558327.

It is an arithmetic number, because the mean of its divisors is an integer number (6236819799084).

Almost surely, 2^{185249445674982} is an apocalyptic number.

185249445674982 is an abundant number, since it is smaller than the sum of its proper divisors (213907021466394).

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

185249445674982 is a wasteful number, since it uses less digits than its factorization.

185249445674982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93605.

The product of its digits is 5573836800, while the sum is 78.

The spelling of 185249445674982 in words is "one hundred eighty-five trillion, two hundred forty-nine billion, four hundred forty-five million, six hundred seventy-four thousand, nine hundred eighty-two".