3261342064 has 20 divisors (see below), whose sum is σ = 6422439880. Its totient is φ = 1603938240.

The previous prime is 3261342053. The next prime is 3261342143. The reversal of 3261342064 is 4602431623.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1669794 + ... + 1671745.

It is an arithmetic number, because the mean of its divisors is an integer number (321121994).

Almost surely, 2^3261342064 is an apocalyptic number.

It is an amenable number.

3261342064 is a deficient number, since it is larger than the sum of its proper divisors (3161097816).

3261342064 is a wasteful number, since it uses less digits than its factorization.

3261342064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341608 (or 3341602 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 3261342064 is about 57108.1610980427. The cubic root of 3261342064 is about 1482.9691525711.

Adding to 3261342064 its reverse (4602431623), we get a palindrome (7863773687).

The spelling of 3261342064 in words is "three billion, two hundred sixty-one million, three hundred forty-two thousand, sixty-four".