299945454681812 has 12 divisors (see below), whose sum is σ = 525563146132500. Its totient is φ = 149784555786816.

The previous prime is 299945454681809. The next prime is 299945454681841. The reversal of 299945454681812 is 218186454549992.

It can be written as a sum of positive squares in 2 ways, for example, as 235469147760016 + 64476306921796 = 15345004^2 + 8029714^2 .

It is a congruent number.

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, 47042884937 + ... + 47042891312.

It is an arithmetic number, because the mean of its divisors is an integer number (43796928844375).

Almost surely, 2^{299945454681812} is an apocalyptic number.

It is an amenable number.

299945454681812 is a deficient number, since it is larger than the sum of its proper divisors (225617691450688).

299945454681812 is a wasteful number, since it uses less digits than its factorization.

299945454681812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94085777050 (or 94085777048 counting only the distinct ones).

The product of its digits is 1791590400, while the sum is 77.

The spelling of 299945454681812 in words is "two hundred ninety-nine trillion, nine hundred forty-five billion, four hundred fifty-four million, six hundred eighty-one thousand, eight hundred twelve".