385799072244 has 12 divisors (see below), whose sum is σ = 900197835264. Its totient is φ = 128599690744.

The previous prime is 385799072209. The next prime is 385799072249. The reversal of 385799072244 is 442270997583.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×385799072244² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385799072249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16074961332 + ... + 16074961355.

It is an arithmetic number, because the mean of its divisors is an integer number (75016486272).

Almost surely, 2^385799072244 is an apocalyptic number.

It is an amenable number.

385799072244 is an abundant number, since it is smaller than the sum of its proper divisors (514398763020).

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

385799072244 is a wasteful number, since it uses less digits than its factorization.

385799072244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32149922694 (or 32149922692 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 60.

The spelling of 385799072244 in words is "three hundred eighty-five billion, seven hundred ninety-nine million, seventy-two thousand, two hundred forty-four".