40529590329 has 4 divisors (see below), whose sum is σ = 54039453776. Its totient is φ = 27019726884.

The previous prime is 40529590319. The next prime is 40529590337. The reversal of 40529590329 is 92309592504.

It is a happy number.

40529590329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40529590329 - 2¹⁵ = 40529557561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40529590319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6754931719 + ... + 6754931724.

It is an arithmetic number, because the mean of its divisors is an integer number (13509863444).

Almost surely, 2^40529590329 is an apocalyptic number.

It is an amenable number.

40529590329 is a deficient number, since it is larger than the sum of its proper divisors (13509863447).

40529590329 is a wasteful number, since it uses less digits than its factorization.

40529590329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13509863446.

The product of its (nonzero) digits is 874800, while the sum is 48.

The spelling of 40529590329 in words is "forty billion, five hundred twenty-nine million, five hundred ninety thousand, three hundred twenty-nine".