923924785540 has 48 divisors (see below), whose sum is σ = 2005435998720. Its totient is φ = 357183037440.

The previous prime is 923924785489. The next prime is 923924785543. The reversal of 923924785540 is 45587429329.

923924785540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (923924785543) 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, 492142 + ... + 1445701.

It is an arithmetic number, because the mean of its divisors is an integer number (41779916640).

Almost surely, 2^923924785540 is an apocalyptic number.

It is an amenable number.

923924785540 is an abundant number, since it is smaller than the sum of its proper divisors (1081511213180).

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

923924785540 is a wasteful number, since it uses less digits than its factorization.

923924785540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938652 (or 1938650 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 923924785540 in words is "nine hundred twenty-three billion, nine hundred twenty-four million, seven hundred eighty-five thousand, five hundred forty".