3276666261 has 48 divisors (see below), whose sum is σ = 5468835840. Its totient is φ = 1869622560.

The previous prime is 3276666257. The next prime is 3276666277. The reversal of 3276666261 is 1626666723.

It is not a de Polignac number, because 3276666261 - 2² = 3276666257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3276666161) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 301260 + ... + 311946.

It is an arithmetic number, because the mean of its divisors is an integer number (113934080).

Almost surely, 2^3276666261 is an apocalyptic number.

It is an amenable number.

3276666261 is a deficient number, since it is larger than the sum of its proper divisors (2192169579).

3276666261 is a wasteful number, since it uses less digits than its factorization.

3276666261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10886 (or 10883 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 3276666261 is about 57242.1720499843. The cubic root of 3276666261 is about 1485.2882194028.

It can be divided in two parts, 32766662 and 61, that added together give a palindrome (32766723).

The spelling of 3276666261 in words is "three billion, two hundred seventy-six million, six hundred sixty-six thousand, two hundred sixty-one".