402104013392 has 40 divisors (see below), whose sum is σ = 794929889832. Its totient is φ = 196986470400.

The previous prime is 402104013379. The next prime is 402104013397. The reversal of 402104013392 is 293310401204.

It can be written as a sum of positive squares in 4 ways, for example, as 73779597376 + 328324416016 = 271624^2 + 572996^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402104013397) 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, 550709 + ... + 1052372.

Almost surely, 2^402104013392 is an apocalyptic number.

It is an amenable number.

402104013392 is a deficient number, since it is larger than the sum of its proper divisors (392825876440).

402104013392 is a wasteful number, since it uses less digits than its factorization.

402104013392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603407 (or 1603401 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 402104013392 its reverse (293310401204), we get a palindrome (695414414596).

The spelling of 402104013392 in words is "four hundred two billion, one hundred four million, thirteen thousand, three hundred ninety-two".