5265341721 has 24 divisors (see below), whose sum is σ = 7815080000. Its totient is φ = 3413594016.

The previous prime is 5265341717. The next prime is 5265341759. The reversal of 5265341721 is 1271435625.

5265341721 is a `hidden beast` number, since 52 + 6 + 534 + 1 + 72 + 1 = 666.

5265341721 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 5265341721 - 2² = 5265341717 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5265341771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1050780 + ... + 1055778.

Almost surely, 2^5265341721 is an apocalyptic number.

It is an amenable number.

5265341721 is a deficient number, since it is larger than the sum of its proper divisors (2549738279).

5265341721 is a wasteful number, since it uses less digits than its factorization.

5265341721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8205 (or 8202 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 5265341721 is about 72562.6744338989. The cubic root of 5265341721 is about 1739.7046357547.

The spelling of 5265341721 in words is "five billion, two hundred sixty-five million, three hundred forty-one thousand, seven hundred twenty-one".