426505090429 has 8 divisors (see below), whose sum is σ = 465319342080. Its totient is φ = 387697682400.

The previous prime is 426505090397. The next prime is 426505090447. The reversal of 426505090429 is 924090505624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 426505090429 - 2⁵ = 426505090397 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 (426505090499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580157 + ... + 1830274.

It is an arithmetic number, because the mean of its divisors is an integer number (58164917760).

Almost surely, 2^426505090429 is an apocalyptic number.

It is an amenable number.

426505090429 is a deficient number, since it is larger than the sum of its proper divisors (38814251651).

426505090429 is a wasteful number, since it uses less digits than its factorization.

426505090429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3421811.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 426505090429 in words is "four hundred twenty-six billion, five hundred five million, ninety thousand, four hundred twenty-nine".