402222400407 has 20 divisors (see below), whose sum is σ = 600992339640. Its totient is φ = 268085076624.

The previous prime is 402222400367. The next prime is 402222400421. The reversal of 402222400407 is 704004222204.

It is not a de Polignac number, because 402222400407 - 2⁶ = 402222400343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402222400427) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 237988 + ... + 927945.

It is an arithmetic number, because the mean of its divisors is an integer number (30049616982).

Almost surely, 2^402222400407 is an apocalyptic number.

402222400407 is a deficient number, since it is larger than the sum of its proper divisors (198769939233).

402222400407 is a wasteful number, since it uses less digits than its factorization.

402222400407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170204 (or 1170195 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The spelling of 402222400407 in words is "four hundred two billion, two hundred twenty-two million, four hundred thousand, four hundred seven".