76280185252 has 12 divisors (see below), whose sum is σ = 133501627980. Its totient is φ = 38136862976.

The previous prime is 76280185211. The next prime is 76280185279. The reversal of 76280185252 is 25258108267.

It can be written as a sum of positive squares in 2 ways, for example, as 75819825316 + 460359936 = 275354^2 + 21456^2 .

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, 753877 + ... + 849052.

It is an arithmetic number, because the mean of its divisors is an integer number (11125135665).

Almost surely, 2^76280185252 is an apocalyptic number.

It is an amenable number.

76280185252 is a deficient number, since it is larger than the sum of its proper divisors (57221442728).

76280185252 is a wasteful number, since it uses less digits than its factorization.

76280185252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614830 (or 1614828 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 76280185252 in words is "seventy-six billion, two hundred eighty million, one hundred eighty-five thousand, two hundred fifty-two".