944966313720 has 512 divisors, whose sum is σ = 3738776832000. Its totient is φ = 209277665280.

The previous prime is 944966313691. The next prime is 944966313727. The reversal of 944966313720 is 27313669449.

It is a happy number.

944966313720 is a `hidden beast` number, since 9 + 449 + 6 + 63 + 137 + 2 + 0 = 666.

It is a super-2 number, since 2×944966313720² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (944966313727) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14949141 + ... + 15012219.

It is an arithmetic number, because the mean of its divisors is an integer number (7302298500).

Almost surely, 2^944966313720 is an apocalyptic number.

944966313720 is a gapful number since it is divisible by the number (90) 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 944966313720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1869388416000).

944966313720 is an abundant number, since it is smaller than the sum of its proper divisors (2793810518280).

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

944966313720 is a wasteful number, since it uses less digits than its factorization.

944966313720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63220 (or 63210 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 54.

The spelling of 944966313720 in words is "nine hundred forty-four billion, nine hundred sixty-six million, three hundred thirteen thousand, seven hundred twenty".