402424312223 has 16 divisors (see below), whose sum is σ = 411827742720. Its totient is φ = 393056715936.

The previous prime is 402424312219. The next prime is 402424312261. The reversal of 402424312223 is 322213424204.

It is a cyclic number.

It is not a de Polignac number, because 402424312223 - 2² = 402424312219 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 (402424332223) 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, 70387961 + ... + 70393677.

It is an arithmetic number, because the mean of its divisors is an integer number (25739233920).

Almost surely, 2^402424312223 is an apocalyptic number.

402424312223 is a deficient number, since it is larger than the sum of its proper divisors (9403430497).

402424312223 is a wasteful number, since it uses less digits than its factorization.

402424312223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8566.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 402424312223 its reverse (322213424204), we get a palindrome (724637736427).

The spelling of 402424312223 in words is "four hundred two billion, four hundred twenty-four million, three hundred twelve thousand, two hundred twenty-three".