381404200432 has 40 divisors (see below), whose sum is σ = 744615288992. Its totient is φ = 189247968000.

The previous prime is 381404200423. The next prime is 381404200439. The reversal of 381404200432 is 234002404183.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 381404200394 and 381404200403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381404200439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329582 + ... + 2487922.

Almost surely, 2^381404200432 is an apocalyptic number.

It is an amenable number.

381404200432 is a deficient number, since it is larger than the sum of its proper divisors (363211088560).

381404200432 is a wasteful number, since it uses less digits than its factorization.

381404200432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159497 (or 159491 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 381404200432 in words is "three hundred eighty-one billion, four hundred four million, two hundred thousand, four hundred thirty-two".