12648612735013 has 8 divisors (see below), whose sum is σ = 13198904281728. Its totient is φ = 12098350510224.

The previous prime is 12648612734999. The next prime is 12648612735049. The reversal of 12648612735013 is 31053721684621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12648612735013 is a prime.

It is a super-2 number, since 2×12648612735013² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12648612735053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6446706 + ... + 8176627.

It is an arithmetic number, because the mean of its divisors is an integer number (1649863035216).

Almost surely, 2^{12648612735013} is an apocalyptic number.

It is an amenable number.

12648612735013 is a deficient number, since it is larger than the sum of its proper divisors (550291546715).

12648612735013 is a wasteful number, since it uses less digits than its factorization.

12648612735013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14660963.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 12648612735013 in words is "twelve trillion, six hundred forty-eight billion, six hundred twelve million, seven hundred thirty-five thousand, thirteen".