12616446355 has 4 divisors (see below), whose sum is σ = 15139735632. Its totient is φ = 10093157080.

The previous prime is 12616446341. The next prime is 12616446373. The reversal of 12616446355 is 55364461621.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12616446355 - 2²¹ = 12614349203 is a prime.

It is a Duffinian 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, 1261644631 + ... + 1261644640.

It is an arithmetic number, because the mean of its divisors is an integer number (3784933908).

Almost surely, 2^12616446355 is an apocalyptic number.

12616446355 is a deficient number, since it is larger than the sum of its proper divisors (2523289277).

12616446355 is an equidigital number, since it uses as much as digits as its factorization.

12616446355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523289276.

The product of its digits is 518400, while the sum is 43.

The spelling of 12616446355 in words is "twelve billion, six hundred sixteen million, four hundred forty-six thousand, three hundred fifty-five".