10423531040 has 48 divisors (see below), whose sum is σ = 26519873688. Its totient is φ = 3848687616.

The previous prime is 10423530973. The next prime is 10423531061. The reversal of 10423531040 is 4013532401.

It can be written as a sum of positive squares in 4 ways, for example, as 5252770576 + 5170760464 = 72476^2 + 71908^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10423530997 and 10423531015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2503577 + ... + 2507736.

Almost surely, 2^10423531040 is an apocalyptic number.

10423531040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10423531040 is an abundant number, since it is smaller than the sum of its proper divisors (16096342648).

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

10423531040 is a wasteful number, since it uses less digits than its factorization.

10423531040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5011341 (or 5011333 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 10423531040 in words is "ten billion, four hundred twenty-three million, five hundred thirty-one thousand, forty".