6266046721 has 16 divisors (see below), whose sum is σ = 6998941440. Its totient is φ = 5560980480.

The previous prime is 6266046719. The next prime is 6266046739. The reversal of 6266046721 is 1276406626.

It is not a de Polignac number, because 6266046721 - 2¹ = 6266046719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6266046701) 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, 189985 + ... + 220513.

It is an arithmetic number, because the mean of its divisors is an integer number (437433840).

Almost surely, 2^6266046721 is an apocalyptic number.

It is an amenable number.

6266046721 is a deficient number, since it is larger than the sum of its proper divisors (732894719).

6266046721 is a wasteful number, since it uses less digits than its factorization.

6266046721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30984.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 6266046721 is about 79158.3648201502. The cubic root of 6266046721 is about 1843.5908454312.

The spelling of 6266046721 in words is "six billion, two hundred sixty-six million, forty-six thousand, seven hundred twenty-one".