428715743190 has 64 divisors (see below), whose sum is σ = 1186312352256. Its totient is φ = 97124977152.

The previous prime is 428715743189. The next prime is 428715743221. The reversal of 428715743190 is 91347517824.

It is a super-2 number, since 2×428715743190² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9009472 + ... + 9056931.

It is an arithmetic number, because the mean of its divisors is an integer number (18536130504).

Almost surely, 2^428715743190 is an apocalyptic number.

428715743190 is an abundant number, since it is smaller than the sum of its proper divisors (757596609066).

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

428715743190 is a wasteful number, since it uses less digits than its factorization.

428715743190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18066533.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 428715743190 in words is "four hundred twenty-eight billion, seven hundred fifteen million, seven hundred forty-three thousand, one hundred ninety".