426621051420 has 48 divisors (see below), whose sum is σ = 1196012001408. Its totient is φ = 113625322560.

The previous prime is 426621051397. The next prime is 426621051433. The reversal of 426621051420 is 24150126624.

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, 4335034 + ... + 4432353.

It is an arithmetic number, because the mean of its divisors is an integer number (24916916696).

Almost surely, 2^426621051420 is an apocalyptic number.

It is an amenable number.

426621051420 is an abundant number, since it is smaller than the sum of its proper divisors (769390949988).

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

426621051420 is a wasteful number, since it uses less digits than its factorization.

426621051420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8768210 (or 8768208 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 426621051420 in words is "four hundred twenty-six billion, six hundred twenty-one million, fifty-one thousand, four hundred twenty".