426405142452 has 48 divisors (see below), whose sum is σ = 996809897664. Its totient is φ = 141868896000.

The previous prime is 426405142441. The next prime is 426405142511. The reversal of 426405142452 is 254241504624.

It is a self number, because there is not a number n which added to its sum of digits gives 426405142452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17621802 + ... + 17645982.

It is an arithmetic number, because the mean of its divisors is an integer number (20766872868).

Almost surely, 2^426405142452 is an apocalyptic number.

It is an amenable number.

426405142452 is an abundant number, since it is smaller than the sum of its proper divisors (570404755212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426405142452 is a wasteful number, since it uses less digits than its factorization.

426405142452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26880 (or 26878 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

The spelling of 426405142452 in words is "four hundred twenty-six billion, four hundred five million, one hundred forty-two thousand, four hundred fifty-two".