244561391695000 has 160 divisors (see below), whose sum is σ = 575850965580000. Its totient is φ = 97339992704000.

The previous prime is 244561391694989. The next prime is 244561391695003. The reversal of 244561391695000 is 596193165442.

It is a happy number.

244561391695000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244561391695003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1087992621 + ... + 1088217379.

It is an arithmetic number, because the mean of its divisors is an integer number (3599068534875).

Almost surely, 2^{244561391695000} is an apocalyptic number.

244561391695000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244561391695000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287925482790000).

244561391695000 is an abundant number, since it is smaller than the sum of its proper divisors (331289573885000).

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

244561391695000 is a wasteful number, since it uses less digits than its factorization.

244561391695000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225863 (or 225844 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 244561391695000 in words is "two hundred forty-four trillion, five hundred sixty-one billion, three hundred ninety-one million, six hundred ninety-five thousand".