185382749552 has 80 divisors (see below), whose sum is σ = 482254467072. Its totient is φ = 66671112960.

The previous prime is 185382749509. The next prime is 185382749567. The reversal of 185382749552 is 255947283581.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 185382749491 and 185382749500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5771408 + ... + 5803439.

Almost surely, 2^185382749552 is an apocalyptic number.

It is an amenable number.

185382749552 is an abundant number, since it is smaller than the sum of its proper divisors (296871717520).

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

185382749552 is a wasteful number, since it uses less digits than its factorization.

185382749552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11574886 (or 11574880 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 59.

The spelling of 185382749552 in words is "one hundred eighty-five billion, three hundred eighty-two million, seven hundred forty-nine thousand, five hundred fifty-two".