6477423121187 has 2 divisors, whose sum is σ = 6477423121188. Its totient is φ = 6477423121186.

The previous prime is 6477423121181. The next prime is 6477423121193. The reversal of 6477423121187 is 7811213247746.

It is a balanced prime because it is at equal distance from previous prime (6477423121181) and next prime (6477423121193).

It is a cyclic number.

It is not a de Polignac number, because 6477423121187 - 2⁶ = 6477423121123 is a prime.

It is not a weakly prime, because it can be changed into another prime (6477423121181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3238711560593 + 3238711560594.

It is an arithmetic number, because the mean of its divisors is an integer number (3238711560594).

Almost surely, 2^{6477423121187} is an apocalyptic number.

6477423121187 is a deficient number, since it is larger than the sum of its proper divisors (1).

6477423121187 is an equidigital number, since it uses as much as digits as its factorization.

6477423121187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3161088, while the sum is 53.

The spelling of 6477423121187 in words is "six trillion, four hundred seventy-seven billion, four hundred twenty-three million, one hundred twenty-one thousand, one hundred eighty-seven".