394153135100 has 36 divisors (see below), whose sum is σ = 876173587968. Its totient is φ = 153815856000.

The previous prime is 394153135043. The next prime is 394153135109. The reversal of 394153135100 is 1531351493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394153135109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48063356 + ... + 48071555.

Almost surely, 2^394153135100 is an apocalyptic number.

It is an amenable number.

394153135100 is an abundant number, since it is smaller than the sum of its proper divisors (482020452868).

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

394153135100 is a wasteful number, since it uses less digits than its factorization.

394153135100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96134966 (or 96134959 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 35.

Adding to 394153135100 its reverse (1531351493), we get a palindrome (395684486593).

The spelling of 394153135100 in words is "three hundred ninety-four billion, one hundred fifty-three million, one hundred thirty-five thousand, one hundred".