2646851706 has 12 divisors (see below), whose sum is σ = 5734845402. Its totient is φ = 882283896.

The previous prime is 2646851689. The next prime is 2646851741. The reversal of 2646851706 is 6071586462.

2646851706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1998894681 + 647957025 = 44709^2 + 25455^2 .

It is a super-2 number, since 2×2646851706² = 14011647907110220872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73523641 + ... + 73523676.

Almost surely, 2^2646851706 is an apocalyptic number.

2646851706 is an abundant number, since it is smaller than the sum of its proper divisors (3087993696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2646851706 is a wasteful number, since it uses less digits than its factorization.

2646851706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147047325 (or 147047322 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 2646851706 is about 51447.5626827938. The cubic root of 2646851706 is about 1383.2792744282.

The spelling of 2646851706 in words is "two billion, six hundred forty-six million, eight hundred fifty-one thousand, seven hundred six".