12464154985 has 16 divisors (see below), whose sum is σ = 15014958336. Its totient is φ = 9932735488.

The previous prime is 12464154959. The next prime is 12464154991. The reversal of 12464154985 is 58945146421.

It is a cyclic number.

It is not a de Polignac number, because 12464154985 - 2⁹ = 12464154473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2108544 + ... + 2114446.

It is an arithmetic number, because the mean of its divisors is an integer number (938434896).

Almost surely, 2^12464154985 is an apocalyptic number.

It is an amenable number.

12464154985 is a deficient number, since it is larger than the sum of its proper divisors (2550803351).

12464154985 is a wasteful number, since it uses less digits than its factorization.

12464154985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7472.

The product of its digits is 1382400, while the sum is 49.

The spelling of 12464154985 in words is "twelve billion, four hundred sixty-four million, one hundred fifty-four thousand, nine hundred eighty-five".