12156277050007 has 4 divisors (see below), whose sum is σ = 12267802527640. Its totient is φ = 12044751572376.

The previous prime is 12156277049981. The next prime is 12156277050031. The reversal of 12156277050007 is 70005077265121.

12156277050007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12156277050007 - 2¹⁵ = 12156277017239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12156277054007) 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, 55762738653 + ... + 55762738870.

It is an arithmetic number, because the mean of its divisors is an integer number (3066950631910).

Almost surely, 2^{12156277050007} is an apocalyptic number.

12156277050007 is a deficient number, since it is larger than the sum of its proper divisors (111525477633).

12156277050007 is a wasteful number, since it uses less digits than its factorization.

12156277050007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111525477632.

The product of its (nonzero) digits is 205800, while the sum is 43.

The spelling of 12156277050007 in words is "twelve trillion, one hundred fifty-six billion, two hundred seventy-seven million, fifty thousand, seven".