13422617616 has 20 divisors (see below), whose sum is σ = 34675095632. Its totient is φ = 4474205856.

The previous prime is 13422617603. The next prime is 13422617627. The reversal of 13422617616 is 61671622431.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139818886 + ... + 139818981.

Almost surely, 2^13422617616 is an apocalyptic number.

13422617616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13422617616 is an abundant number, since it is smaller than the sum of its proper divisors (21252478016).

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

13422617616 is a wasteful number, since it uses less digits than its factorization.

13422617616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279637878 (or 279637872 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The spelling of 13422617616 in words is "thirteen billion, four hundred twenty-two million, six hundred seventeen thousand, six hundred sixteen".