249629799812 has 12 divisors (see below), whose sum is σ = 436872211776. Its totient is φ = 124809167880.

The previous prime is 249629799803. The next prime is 249629799833. The reversal of 249629799812 is 218997926942.

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, 1334264 + ... + 1509807.

It is an arithmetic number, because the mean of its divisors is an integer number (36406017648).

Almost surely, 2^249629799812 is an apocalyptic number.

It is an amenable number.

249629799812 is a deficient number, since it is larger than the sum of its proper divisors (187242411964).

249629799812 is a wasteful number, since it uses less digits than its factorization.

249629799812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2866018 (or 2866016 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 68.

The spelling of 249629799812 in words is "two hundred forty-nine billion, six hundred twenty-nine million, seven hundred ninety-nine thousand, eight hundred twelve".