428623000194 has 32 divisors (see below), whose sum is σ = 880322317056. Its totient is φ = 139061871360.

The previous prime is 428623000159. The next prime is 428623000291. The reversal of 428623000194 is 491000326824.

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, 4147687 + ... + 4249770.

It is an arithmetic number, because the mean of its divisors is an integer number (27510072408).

Almost surely, 2^428623000194 is an apocalyptic number.

428623000194 is an abundant number, since it is smaller than the sum of its proper divisors (451699316862).

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

428623000194 is a wasteful number, since it uses less digits than its factorization.

428623000194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8397690.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 428623000194 in words is "four hundred twenty-eight billion, six hundred twenty-three million, one hundred ninety-four", and thus it is an aban number.