12697604234 has 16 divisors (see below), whose sum is σ = 21788459136. Its totient is φ = 5436546000.

The previous prime is 12697604207. The next prime is 12697604239. The reversal of 12697604234 is 43240679621.

It is a super-2 number, since 2×12697604234² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12697604239) 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, 425417 + ... + 454284.

It is an arithmetic number, because the mean of its divisors is an integer number (1361778696).

Almost surely, 2^12697604234 is an apocalyptic number.

12697604234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12697604234 is a deficient number, since it is larger than the sum of its proper divisors (9090854902).

12697604234 is a wasteful number, since it uses less digits than its factorization.

12697604234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880741.

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 12697604234 in words is "twelve billion, six hundred ninety-seven million, six hundred four thousand, two hundred thirty-four".