40002513522 has 64 divisors (see below), whose sum is σ = 85907727360. Its totient is φ = 12389932800.

The previous prime is 40002513497. The next prime is 40002513563. The reversal of 40002513522 is 22531520004.

It is a junction number, because it is equal to n+sod(n) for n = 40002513492 and 40002513501.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 955828 + ... + 996800.

It is an arithmetic number, because the mean of its divisors is an integer number (1342308240).

Almost surely, 2^40002513522 is an apocalyptic number.

40002513522 is an abundant number, since it is smaller than the sum of its proper divisors (45905213838).

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

40002513522 is a wasteful number, since it uses less digits than its factorization.

40002513522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41219.

The product of its (nonzero) digits is 2400, while the sum is 24.

The spelling of 40002513522 in words is "forty billion, two million, five hundred thirteen thousand, five hundred twenty-two".