12499674054671 has 4 divisors (see below), whose sum is σ = 12500890815072. Its totient is φ = 12498457294272.

The previous prime is 12499674054607. The next prime is 12499674054719. The reversal of 12499674054671 is 17645047699421.

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

It is a cyclic number.

It is not a de Polignac number, because 12499674054671 - 2⁶ = 12499674054607 is a prime.

It is a super-3 number, since 3×12499674054671³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12499674054598 and 12499674054607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12499674254671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608364791 + ... + 608385336.

It is an arithmetic number, because the mean of its divisors is an integer number (3125222703768).

Almost surely, 2^{12499674054671} is an apocalyptic number.

12499674054671 is a deficient number, since it is larger than the sum of its proper divisors (1216760401).

12499674054671 is a wasteful number, since it uses less digits than its factorization.

12499674054671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216760400.

The product of its (nonzero) digits is 91445760, while the sum is 65.

The spelling of 12499674054671 in words is "twelve trillion, four hundred ninety-nine billion, six hundred seventy-four million, fifty-four thousand, six hundred seventy-one".