428932214290 has 32 divisors (see below), whose sum is σ = 806455802880. Its totient is φ = 164048251584.

The previous prime is 428932214213. The next prime is 428932214297. The reversal of 428932214290 is 92412239824.

It is a self number, because there is not a number n which added to its sum of digits gives 428932214290.

It is not an unprimeable number, because it can be changed into a prime (428932214297) 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, 7150114 + ... + 7209853.

It is an arithmetic number, because the mean of its divisors is an integer number (25201743840).

Almost surely, 2^428932214290 is an apocalyptic number.

428932214290 is a deficient number, since it is larger than the sum of its proper divisors (377523588590).

428932214290 is a wasteful number, since it uses less digits than its factorization.

428932214290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14360106.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 428932214290 in words is "four hundred twenty-eight billion, nine hundred thirty-two million, two hundred fourteen thousand, two hundred ninety".