2243488650690 has 256 divisors, whose sum is σ = 6419129472000. Its totient is φ = 490975285248.

The previous prime is 2243488650649. The next prime is 2243488650709. The reversal of 2243488650690 is 960568843422.

It is a super-2 number, since 2×2243488650690² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2243488650690.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 665129844 + ... + 665133216.

It is an arithmetic number, because the mean of its divisors is an integer number (25074724500).

Almost surely, 2^{2243488650690} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243488650690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3209564736000).

2243488650690 is an abundant number, since it is smaller than the sum of its proper divisors (4175640821310).

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

2243488650690 is a wasteful number, since it uses less digits than its factorization.

2243488650690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4301.

The product of its (nonzero) digits is 19906560, while the sum is 57.

The spelling of 2243488650690 in words is "two trillion, two hundred forty-three billion, four hundred eighty-eight million, six hundred fifty thousand, six hundred ninety".