428102355363232 has 96 divisors (see below), whose sum is σ = 944953284764160. Its totient is φ = 189201156295680.

The previous prime is 428102355363143. The next prime is 428102355363251. The reversal of 428102355363232 is 232363553201824.

It is a happy 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, 7320318 + ... + 30162754.

It is an arithmetic number, because the mean of its divisors is an integer number (9843263382960).

Almost surely, 2^{428102355363232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 428102355363232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472476642382080).

428102355363232 is an abundant number, since it is smaller than the sum of its proper divisors (516850929400928).

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

428102355363232 is a wasteful number, since it uses less digits than its factorization.

428102355363232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22843934 (or 22843926 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 428102355363232 in words is "four hundred twenty-eight trillion, one hundred two billion, three hundred fifty-five million, three hundred sixty-three thousand, two hundred thirty-two".