7066164261 has 16 divisors (see below), whose sum is σ = 10175379200. Its totient is φ = 4335940800.

The previous prime is 7066164253. The next prime is 7066164269. The reversal of 7066164261 is 1624616607.

It is an interprime number because it is at equal distance from previous prime (7066164253) and next prime (7066164269).

It is not a de Polignac number, because 7066164261 - 2³ = 7066164253 is a prime.

It is a super-2 number, since 2×7066164261² = 99861354726867352242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7066164269) 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, 245965 + ... + 273186.

It is an arithmetic number, because the mean of its divisors is an integer number (635961200).

Almost surely, 2^7066164261 is an apocalyptic number.

It is an amenable number.

7066164261 is a deficient number, since it is larger than the sum of its proper divisors (3109214939).

7066164261 is a wasteful number, since it uses less digits than its factorization.

7066164261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519516.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 7066164261 is about 84060.4797809292. The cubic root of 7066164261 is about 1918.9393249070.

The spelling of 7066164261 in words is "seven billion, sixty-six million, one hundred sixty-four thousand, two hundred sixty-one".