12654764216135 has 4 divisors (see below), whose sum is σ = 15185717059368. Its totient is φ = 10123811372904.

The previous prime is 12654764216117. The next prime is 12654764216153. The reversal of 12654764216135 is 53161246745621.

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

It is an interprime number because it is at equal distance from previous prime (12654764216117) and next prime (12654764216153).

It is a cyclic number.

It is not a de Polignac number, because 12654764216135 - 2¹⁸ = 12654763953991 is a prime.

It is a Duffinian number.

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, 1265476421609 + ... + 1265476421618.

It is an arithmetic number, because the mean of its divisors is an integer number (3796429264842).

Almost surely, 2^{12654764216135} is an apocalyptic number.

12654764216135 is a deficient number, since it is larger than the sum of its proper divisors (2530952843233).

12654764216135 is an equidigital number, since it uses as much as digits as its factorization.

12654764216135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530952843232.

The product of its digits is 7257600, while the sum is 53.

The spelling of 12654764216135 in words is "twelve trillion, six hundred fifty-four billion, seven hundred sixty-four million, two hundred sixteen thousand, one hundred thirty-five".