12178006854051 has 8 divisors (see below), whose sum is σ = 16252280233984. Its totient is φ = 8111202355080.

The previous prime is 12178006854047. The next prime is 12178006854053. The reversal of 12178006854051 is 15045860087121.

12178006854051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12178006854051 - 2² = 12178006854047 is a prime.

It is a super-2 number, since 2×12178006854051² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12178006854053) 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, 1867216435 + ... + 1867222956.

It is an arithmetic number, because the mean of its divisors is an integer number (2031535029248).

Almost surely, 2^{12178006854051} is an apocalyptic number.

12178006854051 is a deficient number, since it is larger than the sum of its proper divisors (4074273379933).

12178006854051 is a wasteful number, since it uses less digits than its factorization.

12178006854051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734440481.

The product of its (nonzero) digits is 537600, while the sum is 48.

The spelling of 12178006854051 in words is "twelve trillion, one hundred seventy-eight billion, six million, eight hundred fifty-four thousand, fifty-one".