4040029002539 has 4 divisors (see below), whose sum is σ = 4215682437456. Its totient is φ = 3864375567624.

The previous prime is 4040029002413. The next prime is 4040029002553. The reversal of 4040029002539 is 9352009200404.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4040029002539 - 2⁸ = 4040029002283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4040029002599) 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, 87826717424 + ... + 87826717469.

It is an arithmetic number, because the mean of its divisors is an integer number (1053920609364).

Almost surely, 2^{4040029002539} is an apocalyptic number.

4040029002539 is a deficient number, since it is larger than the sum of its proper divisors (175653434917).

4040029002539 is a wasteful number, since it uses less digits than its factorization.

4040029002539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175653434916.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 4040029002539 in words is "four trillion, forty billion, twenty-nine million, two thousand, five hundred thirty-nine".