244204026064 has 20 divisors (see below), whose sum is σ = 473153026660. Its totient is φ = 122100019200.

The previous prime is 244204026061. The next prime is 244204026089. The reversal of 244204026064 is 460620402442.

It can be written as a sum of positive squares in 2 ways, for example, as 179132097600 + 65071928464 = 423240^2 + 255092^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244204026061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662352 + ... + 1803280.

It is an arithmetic number, because the mean of its divisors is an integer number (23657651333).

Almost surely, 2^244204026064 is an apocalyptic number.

It is an amenable number.

244204026064 is a deficient number, since it is larger than the sum of its proper divisors (228949000596).

244204026064 is a wasteful number, since it uses less digits than its factorization.

244204026064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249238 (or 249232 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

The spelling of 244204026064 in words is "two hundred forty-four billion, two hundred four million, twenty-six thousand, sixty-four".