12140254777547 has 16 divisors (see below), whose sum is σ = 13082879113920. Its totient is φ = 11198883225600.

The previous prime is 12140254777529. The next prime is 12140254777549. The reversal of 12140254777547 is 74577745204121.

12140254777547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12140254777547 - 2¹⁶ = 12140254712011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12140254777492 and 12140254777501.

It is not an unprimeable number, because it can be changed into a prime (12140254777549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226601579 + ... + 226655147.

It is an arithmetic number, because the mean of its divisors is an integer number (817679944620).

Almost surely, 2^{12140254777547} is an apocalyptic number.

12140254777547 is a deficient number, since it is larger than the sum of its proper divisors (942624336373).

12140254777547 is a wasteful number, since it uses less digits than its factorization.

12140254777547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64934.

The product of its (nonzero) digits is 15366400, while the sum is 56.

The spelling of 12140254777547 in words is "twelve trillion, one hundred forty billion, two hundred fifty-four million, seven hundred seventy-seven thousand, five hundred forty-seven".