12698677434 has 8 divisors (see below), whose sum is σ = 25397354880. Its totient is φ = 4232892476.

The previous prime is 12698677423. The next prime is 12698677457. The reversal of 12698677434 is 43477689621.

It is a sphenic number, since it is the product of 3 distinct primes.

12698677434 is an admirable number.

It is a super-2 number, since 2×12698677434² (a number of 21 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1058223114 + ... + 1058223125.

It is an arithmetic number, because the mean of its divisors is an integer number (3174669360).

Almost surely, 2^12698677434 is an apocalyptic number.

12698677434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12698677434 is a wasteful number, since it uses less digits than its factorization.

12698677434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116446244.

The product of its digits is 12192768, while the sum is 57.

The spelling of 12698677434 in words is "twelve billion, six hundred ninety-eight million, six hundred seventy-seven thousand, four hundred thirty-four".