3244947978118 has 64 divisors (see below), whose sum is σ = 6152335031808. Its totient is φ = 1246798552320.

The previous prime is 3244947978067. The next prime is 3244947978119. The reversal of 3244947978118 is 8118797494423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3244947978119) 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, 166338121 + ... + 166357627.

It is an arithmetic number, because the mean of its divisors is an integer number (96130234872).

Almost surely, 2^{3244947978118} is an apocalyptic number.

3244947978118 is a deficient number, since it is larger than the sum of its proper divisors (2907387053690).

3244947978118 is a wasteful number, since it uses less digits than its factorization.

3244947978118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34397.

The product of its digits is 97542144, while the sum is 67.

The spelling of 3244947978118 in words is "three trillion, two hundred forty-four billion, nine hundred forty-seven million, nine hundred seventy-eight thousand, one hundred eighteen".