402004204219 has 4 divisors (see below), whose sum is σ = 406521105480. Its totient is φ = 397487302960.

The previous prime is 402004204213. The next prime is 402004204223. The reversal of 402004204219 is 912402400204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 402004204219 - 2⁵ = 402004204187 is a prime.

It is a super-2 number, since 2×402004204219² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402004204213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2258450497 + ... + 2258450674.

It is an arithmetic number, because the mean of its divisors is an integer number (101630276370).

Almost surely, 2^402004204219 is an apocalyptic number.

402004204219 is a deficient number, since it is larger than the sum of its proper divisors (4516901261).

402004204219 is an equidigital number, since it uses as much as digits as its factorization.

402004204219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4516901260.

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 402004204219 in words is "four hundred two billion, four million, two hundred four thousand, two hundred nineteen".