12739270522 has 32 divisors (see below), whose sum is σ = 21240169920. Its totient is φ = 5681786880.

The previous prime is 12739270507. The next prime is 12739270591. The reversal of 12739270522 is 22507293721.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362004 + ... + 395632.

It is an arithmetic number, because the mean of its divisors is an integer number (663755310).

Almost surely, 2^12739270522 is an apocalyptic number.

12739270522 is a deficient number, since it is larger than the sum of its proper divisors (8500899398).

12739270522 is a wasteful number, since it uses less digits than its factorization.

12739270522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33966.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 12739270522 in words is "twelve billion, seven hundred thirty-nine million, two hundred seventy thousand, five hundred twenty-two".