12642240514 has 16 divisors (see below), whose sum is σ = 19053351936. Its totient is φ = 6291172800.

The previous prime is 12642240509. The next prime is 12642240547. The reversal of 12642240514 is 41504224621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525354 + ... + 548890.

It is an arithmetic number, because the mean of its divisors is an integer number (1190834496).

Almost surely, 2^12642240514 is an apocalyptic number.

12642240514 is a deficient number, since it is larger than the sum of its proper divisors (6411111422).

12642240514 is a wasteful number, since it uses less digits than its factorization.

12642240514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24801.

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 12642240514 in words is "twelve billion, six hundred forty-two million, two hundred forty thousand, five hundred fourteen".