12861534014 has 24 divisors (see below), whose sum is σ = 23166007488. Its totient is φ = 5334275520.

The previous prime is 12861533989. The next prime is 12861534029. The reversal of 12861534014 is 41043516821.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2113739 + ... + 2119814.

It is an arithmetic number, because the mean of its divisors is an integer number (965250312).

Almost surely, 2^12861534014 is an apocalyptic number.

12861534014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12861534014 is a deficient number, since it is larger than the sum of its proper divisors (10304473474).

12861534014 is a wasteful number, since it uses less digits than its factorization.

12861534014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233600 (or 4233593 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 12861534014 in words is "twelve billion, eight hundred sixty-one million, five hundred thirty-four thousand, fourteen".