40523520324 has 96 divisors (see below), whose sum is σ = 113082439680. Its totient is φ = 11043191808.

The previous prime is 40523520253. The next prime is 40523520379. The reversal of 40523520324 is 42302532504.

It is a junction number, because it is equal to n+sod(n) for n = 40523520291 and 40523520300.

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 31 ways as a sum of consecutive naturals, for example, 652287 + ... + 711705.

It is an arithmetic number, because the mean of its divisors is an integer number (1177942080).

Almost surely, 2^40523520324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40523520324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56541219840).

40523520324 is an abundant number, since it is smaller than the sum of its proper divisors (72558919356).

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

40523520324 is a wasteful number, since it uses less digits than its factorization.

40523520324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59809 (or 59807 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The spelling of 40523520324 in words is "forty billion, five hundred twenty-three million, five hundred twenty thousand, three hundred twenty-four".