3244947978120 has 64 divisors (see below), whose sum is σ = 9771858645120. Its totient is φ = 862029264384.

The previous prime is 3244947978119. The next prime is 3244947978149. The reversal of 3244947978120 is 218797494423.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51377629 + ... + 51440748.

It is an arithmetic number, because the mean of its divisors is an integer number (152685291330).

Almost surely, 2^{3244947978120} is an apocalyptic number.

3244947978120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3244947978120 is an abundant number, since it is smaller than the sum of its proper divisors (6526910667000).

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

3244947978120 is a wasteful number, since it uses less digits than its factorization.

3244947978120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102818654 (or 102818650 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 60.

The spelling of 3244947978120 in words is "three trillion, two hundred forty-four billion, nine hundred forty-seven million, nine hundred seventy-eight thousand, one hundred twenty".