385337259872 has 24 divisors (see below), whose sum is σ = 761780599272. Its totient is φ = 191869171200.

The previous prime is 385337259817. The next prime is 385337259959. The reversal of 385337259872 is 278952733583.

It is a happy number.

It is a super-2 number, since 2×385337259872² (a number of 24 digits) contains 22 as substring.

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, 24975254 + ... + 24990677.

It is an arithmetic number, because the mean of its divisors is an integer number (31740858303).

Almost surely, 2^385337259872 is an apocalyptic number.

385337259872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

385337259872 is a deficient number, since it is larger than the sum of its proper divisors (376443339400).

385337259872 is a wasteful number, since it uses less digits than its factorization.

385337259872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49966182 (or 49966174 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 62.

The spelling of 385337259872 in words is "three hundred eighty-five billion, three hundred thirty-seven million, two hundred fifty-nine thousand, eight hundred seventy-two".