2239573974064 has 80 divisors (see below), whose sum is σ = 5119611498496. Its totient is φ = 928749369600.

The previous prime is 2239573974049. The next prime is 2239573974149. The reversal of 2239573974064 is 4604793759322.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2239573973993 and 2239573974011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35177749 + ... + 35241355.

Almost surely, 2^{2239573974064} is an apocalyptic number.

It is an amenable number.

2239573974064 is an abundant number, since it is smaller than the sum of its proper divisors (2880037524432).

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

2239573974064 is a wasteful number, since it uses less digits than its factorization.

2239573974064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73794 (or 73788 counting only the distinct ones).

The product of its (nonzero) digits is 68584320, while the sum is 61.

The spelling of 2239573974064 in words is "two trillion, two hundred thirty-nine billion, five hundred seventy-three million, nine hundred seventy-four thousand, sixty-four".