428900079750 has 32 divisors (see below), whose sum is σ = 1070534600928. Its totient is φ = 114373354400.

The previous prime is 428900079721. The next prime is 428900079757. The reversal of 428900079750 is 57970009824.

It is a junction number, because it is equal to n+sod(n) for n = 428900079693 and 428900079702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428900079757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285932637 + ... + 285934136.

It is an arithmetic number, because the mean of its divisors is an integer number (33454206279).

Almost surely, 2^428900079750 is an apocalyptic number.

428900079750 is an abundant number, since it is smaller than the sum of its proper divisors (641634521178).

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

428900079750 is a wasteful number, since it uses less digits than its factorization.

428900079750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571866793 (or 571866783 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 428900079750 in words is "four hundred twenty-eight billion, nine hundred million, seventy-nine thousand, seven hundred fifty".