3279650977 has 4 divisors (see below), whose sum is σ = 3392742420. Its totient is φ = 3166559536.

The previous prime is 3279650963. The next prime is 3279650989. The reversal of 3279650977 is 7790569723.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7790569723 = 2113 ⋅3686971.

It can be written as a sum of positive squares in 2 ways, for example, as 1904798736 + 1374852241 = 43644^2 + 37079^2 .

It is a cyclic number.

It is not a de Polignac number, because 3279650977 - 2⁷ = 3279650849 is a prime.

It is a super-2 number, since 2×3279650977² = 21512221061874109058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3279650947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56545678 + ... + 56545735.

It is an arithmetic number, because the mean of its divisors is an integer number (848185605).

Almost surely, 2^3279650977 is an apocalyptic number.

It is an amenable number.

3279650977 is a deficient number, since it is larger than the sum of its proper divisors (113091443).

3279650977 is a wasteful number, since it uses less digits than its factorization.

3279650977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113091442.

The product of its (nonzero) digits is 5000940, while the sum is 55.

The square root of 3279650977 is about 57268.2370690770. The cubic root of 3279650977 is about 1485.7390656577.

The spelling of 3279650977 in words is "three billion, two hundred seventy-nine million, six hundred fifty thousand, nine hundred seventy-seven".