394383270988 has 48 divisors (see below), whose sum is σ = 817949676544. Its totient is φ = 162856578240.

The previous prime is 394383270913. The next prime is 394383271003. The reversal of 394383270988 is 889072383493.

It is a super-2 number, since 2×394383270988² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1741248 + ... + 1954663.

Almost surely, 2^394383270988 is an apocalyptic number.

It is an amenable number.

394383270988 is an abundant number, since it is smaller than the sum of its proper divisors (423566405556).

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

394383270988 is a wasteful number, since it uses less digits than its factorization.

394383270988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696062 (or 3696060 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 64.

The spelling of 394383270988 in words is "three hundred ninety-four billion, three hundred eighty-three million, two hundred seventy thousand, nine hundred eighty-eight".