394149326372 has 48 divisors (see below), whose sum is σ = 743256729600. Its totient is φ = 182285056800.

The previous prime is 394149326371. The next prime is 394149326419. The reversal of 394149326372 is 273623941493.

It is not an unprimeable number, because it can be changed into a prime (394149326371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8313029 + ... + 8360307.

It is an arithmetic number, because the mean of its divisors is an integer number (15484515200).

Almost surely, 2^394149326372 is an apocalyptic number.

It is an amenable number.

394149326372 is a deficient number, since it is larger than the sum of its proper divisors (349107403228).

394149326372 is a wasteful number, since it uses less digits than its factorization.

394149326372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49896 (or 49894 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 53.

The spelling of 394149326372 in words is "three hundred ninety-four billion, one hundred forty-nine million, three hundred twenty-six thousand, three hundred seventy-two".