3240491066890 has 64 divisors (see below), whose sum is σ = 7273990563840. Its totient is φ = 1009769912640.

The previous prime is 3240491066861. The next prime is 3240491066893. The reversal of 3240491066890 is 986601940423.

It is not an unprimeable number, because it can be changed into a prime (3240491066893) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2556651 + ... + 3607969.

It is an arithmetic number, because the mean of its divisors is an integer number (113656102560).

Almost surely, 2^{3240491066890} is an apocalyptic number.

3240491066890 is an abundant number, since it is smaller than the sum of its proper divisors (4033499496950).

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

3240491066890 is a wasteful number, since it uses less digits than its factorization.

3240491066890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055347.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 3240491066890 in words is "three trillion, two hundred forty billion, four hundred ninety-one million, sixty-six thousand, eight hundred ninety".