1626746650368 has 432 divisors, whose sum is σ = 5094158509440. Its totient is φ = 459483881472.

The previous prime is 1626746650343. The next prime is 1626746650387. The reversal of 1626746650368 is 8630566476261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1605869830 + ... + 1605870842.

Almost surely, 2^{1626746650368} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1626746650368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2547079254720).

1626746650368 is an abundant number, since it is smaller than the sum of its proper divisors (3467411859072).

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

1626746650368 is a wasteful number, since it uses less digits than its factorization.

1626746650368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492 (or 1471 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 60.

The spelling of 1626746650368 in words is "one trillion, six hundred twenty-six billion, seven hundred forty-six million, six hundred fifty thousand, three hundred sixty-eight".