6874374121065 has 144 divisors (see below), whose sum is σ = 13577358412800. Its totient is φ = 3211344111360.

The previous prime is 6874374121061. The next prime is 6874374121067. The reversal of 6874374121065 is 5601214734786.

6874374121065 is a `hidden beast` number, since 6 + 87 + 43 + 7 + 412 + 106 + 5 = 666.

6874374121065 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6874374121065 - 2² = 6874374121061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6874374121061) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 75591052 + ... + 75681938.

It is an arithmetic number, because the mean of its divisors is an integer number (94287211200).

Almost surely, 2^{6874374121065} is an apocalyptic number.

It is an amenable number.

6874374121065 is a deficient number, since it is larger than the sum of its proper divisors (6702984291735).

6874374121065 is a wasteful number, since it uses less digits than its factorization.

6874374121065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91428 (or 91414 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 6874374121065 in words is "six trillion, eight hundred seventy-four billion, three hundred seventy-four million, one hundred twenty-one thousand, sixty-five".