379449821500 has 24 divisors (see below), whose sum is σ = 828718411248. Its totient is φ = 151779928400.

The previous prime is 379449821489. The next prime is 379449821501. The reversal of 379449821500 is 5128944973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379449821501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379449322 + ... + 379450321.

It is an arithmetic number, because the mean of its divisors is an integer number (34529933802).

Almost surely, 2^379449821500 is an apocalyptic number.

It is an amenable number.

379449821500 is an abundant number, since it is smaller than the sum of its proper divisors (449268589748).

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

379449821500 is a wasteful number, since it uses less digits than its factorization.

379449821500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758899662 (or 758899650 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 379449821500 in words is "three hundred seventy-nine billion, four hundred forty-nine million, eight hundred twenty-one thousand, five hundred".