7266821067 has 32 divisors (see below), whose sum is σ = 11756160000. Its totient is φ = 4399708320.

The previous prime is 7266821033. The next prime is 7266821087. The reversal of 7266821067 is 7601286627.

It is not a de Polignac number, because 7266821067 - 2²⁴ = 7250043851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7266821087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296809 + ... + 320357.

It is an arithmetic number, because the mean of its divisors is an integer number (367380000).

Almost surely, 2^7266821067 is an apocalyptic number.

7266821067 is a deficient number, since it is larger than the sum of its proper divisors (4489338933).

7266821067 is a wasteful number, since it uses less digits than its factorization.

7266821067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24608 (or 24602 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 7266821067 is about 85245.6513084392. The cubic root of 7266821067 is about 1936.9339980942.

The spelling of 7266821067 in words is "seven billion, two hundred sixty-six million, eight hundred twenty-one thousand, sixty-seven".