2391064539105 has 32 divisors (see below), whose sum is σ = 4174168209408. Its totient is φ = 1159116868800.

The previous prime is 2391064539043. The next prime is 2391064539107. The reversal of 2391064539105 is 5019354601932.

It is not a de Polignac number, because 2391064539105 - 2¹² = 2391064535009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2391064539107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141769 + ... + 2191398.

It is an arithmetic number, because the mean of its divisors is an integer number (130442756544).

Almost surely, 2^{2391064539105} is an apocalyptic number.

It is an amenable number.

2391064539105 is a deficient number, since it is larger than the sum of its proper divisors (1783103670303).

2391064539105 is a wasteful number, since it uses less digits than its factorization.

2391064539105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339397.

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

The spelling of 2391064539105 in words is "two trillion, three hundred ninety-one billion, sixty-four million, five hundred thirty-nine thousand, one hundred five".