2640139576514 has 16 divisors (see below), whose sum is σ = 4320356476896. Its totient is φ = 1200027866400.

The previous prime is 2640139576499. The next prime is 2640139576577. The reversal of 2640139576514 is 4156759310462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1012592 + ... + 2511099.

It is an arithmetic number, because the mean of its divisors is an integer number (270022279806).

Almost surely, 2^{2640139576514} is an apocalyptic number.

2640139576514 is a deficient number, since it is larger than the sum of its proper divisors (1680216900382).

2640139576514 is a wasteful number, since it uses less digits than its factorization.

2640139576514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557761.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 2640139576514 in words is "two trillion, six hundred forty billion, one hundred thirty-nine million, five hundred seventy-six thousand, five hundred fourteen".