428929361500 has 24 divisors (see below), whose sum is σ = 936781726608. Its totient is φ = 171571744400.

The previous prime is 428929361491. The next prime is 428929361543. The reversal of 428929361500 is 5163929824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428928862 + ... + 428929861.

It is an arithmetic number, because the mean of its divisors is an integer number (39032571942).

Almost surely, 2^428929361500 is an apocalyptic number.

It is an amenable number.

428929361500 is an abundant number, since it is smaller than the sum of its proper divisors (507852365108).

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

428929361500 is a wasteful number, since it uses less digits than its factorization.

428929361500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857858742 (or 857858730 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 428929361500 in words is "four hundred twenty-eight billion, nine hundred twenty-nine million, three hundred sixty-one thousand, five hundred".