40513380552 has 60 divisors (see below), whose sum is σ = 113489330955. Its totient is φ = 13502752272.

The previous prime is 40513380529. The next prime is 40513380599. The reversal of 40513380552 is 25508331504.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 20256690276 + 20256690276 = 142326^2 + 142326^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=142326.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5119783 + ... + 5127689.

Almost surely, 2^40513380552 is an apocalyptic number.

It is an amenable number.

40513380552 is an abundant number, since it is smaller than the sum of its proper divisors (72975950403).

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

40513380552 is an frugal number, since it uses more digits than its factorization.

40513380552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15832 (or 7912 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 40513380552 in words is "forty billion, five hundred thirteen million, three hundred eighty thousand, five hundred fifty-two".