12349565271455 has 4 divisors (see below), whose sum is σ = 14819478325752. Its totient is φ = 9879652217160.

The previous prime is 12349565271389. The next prime is 12349565271481. The reversal of 12349565271455 is 55417256594321.

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

It is not a de Polignac number, because 12349565271455 - 2¹⁰ = 12349565270431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12349565271394 and 12349565271403.

It is a congruent 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, 1234956527141 + ... + 1234956527150.

It is an arithmetic number, because the mean of its divisors is an integer number (3704869581438).

Almost surely, 2^{12349565271455} is an apocalyptic number.

12349565271455 is a deficient number, since it is larger than the sum of its proper divisors (2469913054297).

12349565271455 is an equidigital number, since it uses as much as digits as its factorization.

12349565271455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469913054296.

The product of its digits is 45360000, while the sum is 59.

The spelling of 12349565271455 in words is "twelve trillion, three hundred forty-nine billion, five hundred sixty-five million, two hundred seventy-one thousand, four hundred fifty-five".