402200404423 has 16 divisors (see below), whose sum is σ = 427857020640. Its totient is φ = 376766718976.

The previous prime is 402200404409. The next prime is 402200404471. The reversal of 402200404423 is 324404002204.

It is a cyclic number.

It is not a de Polignac number, because 402200404423 - 2¹³ = 402200396231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402200404493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15704913 + ... + 15730501.

It is an arithmetic number, because the mean of its divisors is an integer number (26741063790).

Almost surely, 2^402200404423 is an apocalyptic number.

402200404423 is a deficient number, since it is larger than the sum of its proper divisors (25656616217).

402200404423 is a wasteful number, since it uses less digits than its factorization.

402200404423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29906.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 402200404423 its reverse (324404002204), we get a palindrome (726604406627).

The spelling of 402200404423 in words is "four hundred two billion, two hundred million, four hundred four thousand, four hundred twenty-three".