402100404223432 has 64 divisors (see below), whose sum is σ = 789010120080000. Its totient is φ = 191748690253824.

The previous prime is 402100404223391. The next prime is 402100404223471. The reversal of 402100404223432 is 234322404001204.

It is a junction number, because it is equal to n+sod(n) for n = 402100404223394 and 402100404223403.

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, 1452363288 + ... + 1452640120.

It is an arithmetic number, because the mean of its divisors is an integer number (12328283126250).

Almost surely, 2^{402100404223432} is an apocalyptic number.

It is an amenable number.

402100404223432 is a deficient number, since it is larger than the sum of its proper divisors (386909715856568).

402100404223432 is a wasteful number, since it uses less digits than its factorization.

402100404223432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299830 (or 299826 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 402100404223432 its reverse (234322404001204), we get a palindrome (636422808224636).

The spelling of 402100404223432 in words is "four hundred two trillion, one hundred billion, four hundred four million, two hundred twenty-three thousand, four hundred thirty-two".