426405435162199 has 4 divisors (see below), whose sum is σ = 433632645927720. Its totient is φ = 419178224396680.

The previous prime is 426405435162197. The next prime is 426405435162263. The reversal of 426405435162199 is 991261534504624.

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 426405435162199 - 2¹ = 426405435162197 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 (426405435162193) 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, 3613605382672 + ... + 3613605382789.

It is an arithmetic number, because the mean of its divisors is an integer number (108408161481930).

Almost surely, 2^{426405435162199} is an apocalyptic number.

426405435162199 is a deficient number, since it is larger than the sum of its proper divisors (7227210765521).

426405435162199 is an equidigital number, since it uses as much as digits as its factorization.

426405435162199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7227210765520.

The product of its (nonzero) digits is 55987200, while the sum is 61.

The spelling of 426405435162199 in words is "four hundred twenty-six trillion, four hundred five billion, four hundred thirty-five million, one hundred sixty-two thousand, one hundred ninety-nine".