70000582261 has 4 divisors (see below), whose sum is σ = 70001388972. Its totient is φ = 69999775552.

The previous prime is 70000582213. The next prime is 70000582303. The reversal of 70000582261 is 16228500007.

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 51123471025 + 18877111236 = 226105^2 + 137394^2 .

It is a cyclic number.

It is not a de Polignac number, because 70000582261 - 2²⁵ = 69967027829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70000582361) 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, 255010 + ... + 452803.

It is an arithmetic number, because the mean of its divisors is an integer number (17500347243).

Almost surely, 2^70000582261 is an apocalyptic number.

It is an amenable number.

70000582261 is a deficient number, since it is larger than the sum of its proper divisors (806711).

70000582261 is an equidigital number, since it uses as much as digits as its factorization.

70000582261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806710.

The product of its (nonzero) digits is 6720, while the sum is 31.

The spelling of 70000582261 in words is "seventy billion, five hundred eighty-two thousand, two hundred sixty-one".