928042021432 has 16 divisors (see below), whose sum is σ = 1740319340760. Its totient is φ = 463956863904.

The previous prime is 928042021411. The next prime is 928042021463. The reversal of 928042021432 is 234120240829.

It is a happy number.

It is a super-2 number, since 2×928042021432² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 928042021391 and 928042021400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7956838 + ... + 8072629.

Almost surely, 2^928042021432 is an apocalyptic number.

It is an amenable number.

928042021432 is a deficient number, since it is larger than the sum of its proper divisors (812277319328).

928042021432 is a wasteful number, since it uses less digits than its factorization.

928042021432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16036710 (or 16036706 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 928042021432 in words is "nine hundred twenty-eight billion, forty-two million, twenty-one thousand, four hundred thirty-two".