70204666705 has 4 divisors (see below), whose sum is σ = 84245600052. Its totient is φ = 56163733360.

The previous prime is 70204666691. The next prime is 70204666723. The reversal of 70204666705 is 50766640207.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50766640207 = 47 ⋅1080141281.

It can be written as a sum of positive squares in 2 ways, for example, as 16873230609 + 53331436096 = 129897^2 + 230936^2 .

It is a de Polignac number, because none of the positive numbers 2^k-70204666705 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7020466666 + ... + 7020466675.

It is an arithmetic number, because the mean of its divisors is an integer number (21061400013).

Almost surely, 2^70204666705 is an apocalyptic number.

It is an amenable number.

70204666705 is a deficient number, since it is larger than the sum of its proper divisors (14040933347).

70204666705 is a wasteful number, since it uses less digits than its factorization.

70204666705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14040933346.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 70204666705 in words is "seventy billion, two hundred four million, six hundred sixty-six thousand, seven hundred five".