13678214626 has 4 divisors (see below), whose sum is σ = 20517321942. Its totient is φ = 6839107312.

The previous prime is 13678214597. The next prime is 13678214651. The reversal of 13678214626 is 62641287631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62641287631 = 13 ⋅4818560587.

It can be written as a sum of positive squares in only one way, i.e., 9128847025 + 4549367601 = 95545^2 + 67449^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3419553655 + ... + 3419553658.

Almost surely, 2^13678214626 is an apocalyptic number.

13678214626 is a deficient number, since it is larger than the sum of its proper divisors (6839107316).

13678214626 is an equidigital number, since it uses as much as digits as its factorization.

13678214626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6839107315.

The product of its digits is 580608, while the sum is 46.

The spelling of 13678214626 in words is "thirteen billion, six hundred seventy-eight million, two hundred fourteen thousand, six hundred twenty-six".