6165227423721 has 24 divisors (see below), whose sum is σ = 8691563923680. Its totient is φ = 3885064464960.

The previous prime is 6165227423711. The next prime is 6165227423723. The reversal of 6165227423721 is 1273247225616.

It is not a de Polignac number, because 6165227423721 - 2²¹ = 6165225326569 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (6165227423723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24742036 + ... + 24989973.

It is an arithmetic number, because the mean of its divisors is an integer number (362148496820).

Almost surely, 2^{6165227423721} is an apocalyptic number.

It is an amenable number.

6165227423721 is a deficient number, since it is larger than the sum of its proper divisors (2526336499959).

6165227423721 is a wasteful number, since it uses less digits than its factorization.

6165227423721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49732117 (or 49732086 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 48.

The spelling of 6165227423721 in words is "six trillion, one hundred sixty-five billion, two hundred twenty-seven million, four hundred twenty-three thousand, seven hundred twenty-one".