2340539129491 has 8 divisors (see below), whose sum is σ = 2478461788080. Its totient is φ = 2202643569408.

The previous prime is 2340539129441. The next prime is 2340539129567. The reversal of 2340539129491 is 1949219350432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2340539129491 - 2²⁵ = 2340505575059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2340539129441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6596661 + ... + 6942406.

It is an arithmetic number, because the mean of its divisors is an integer number (309807723510).

Almost surely, 2^{2340539129491} is an apocalyptic number.

2340539129491 is a deficient number, since it is larger than the sum of its proper divisors (137922658589).

2340539129491 is a wasteful number, since it uses less digits than its factorization.

2340539129491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13549253.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 2340539129491 in words is "two trillion, three hundred forty billion, five hundred thirty-nine million, one hundred twenty-nine thousand, four hundred ninety-one".