7266799069 has 4 divisors (see below), whose sum is σ = 7270835740. Its totient is φ = 7262762400.

The previous prime is 7266799027. The next prime is 7266799117. The reversal of 7266799069 is 9609976627.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1168750969 + 6098048100 = 34187^2 + 78090^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7266799069 is a prime.

It is a super-2 number, since 2×7266799069² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7266798998 and 7266799016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7266799669) 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 3 ways as a sum of consecutive naturals, for example, 2015634 + ... + 2019235.

It is an arithmetic number, because the mean of its divisors is an integer number (1817708935).

Almost surely, 2^7266799069 is an apocalyptic number.

It is an amenable number.

7266799069 is a deficient number, since it is larger than the sum of its proper divisors (4036671).

7266799069 is a wasteful number, since it uses less digits than its factorization.

7266799069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036670.

The product of its (nonzero) digits is 15431472, while the sum is 61.

The square root of 7266799069 is about 85245.5222812319. The cubic root of 7266799069 is about 1936.9320436074.

The spelling of 7266799069 in words is "seven billion, two hundred sixty-six million, seven hundred ninety-nine thousand, sixty-nine".