923896128472 has 32 divisors (see below), whose sum is σ = 1765136227680. Its totient is φ = 453194576640.

The previous prime is 923896128461. The next prime is 923896128473. The reversal of 923896128472 is 274821698329.

It is a self number, because there is not a number n which added to its sum of digits gives 923896128472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923896128473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5442397 + ... + 5609587.

It is an arithmetic number, because the mean of its divisors is an integer number (55160507115).

Almost surely, 2^923896128472 is an apocalyptic number.

It is an amenable number.

923896128472 is a deficient number, since it is larger than the sum of its proper divisors (841240099208).

923896128472 is a wasteful number, since it uses less digits than its factorization.

923896128472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180283 (or 180279 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 61.

The spelling of 923896128472 in words is "nine hundred twenty-three billion, eight hundred ninety-six million, one hundred twenty-eight thousand, four hundred seventy-two".