426365521204 has 24 divisors (see below), whose sum is σ = 861173929728. Its totient is φ = 180918890400.

The previous prime is 426365521199. The next prime is 426365521207. The reversal of 426365521204 is 402125563624.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426365521207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75380044 + ... + 75385699.

It is an arithmetic number, because the mean of its divisors is an integer number (35882247072).

Almost surely, 2^426365521204 is an apocalyptic number.

It is an amenable number.

426365521204 is an abundant number, since it is smaller than the sum of its proper divisors (434808408524).

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

426365521204 is a wasteful number, since it uses less digits than its factorization.

426365521204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150765855 (or 150765853 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 426365521204 in words is "four hundred twenty-six billion, three hundred sixty-five million, five hundred twenty-one thousand, two hundred four".