2094220152640 has 448 divisors, whose sum is σ = 6268599705600. Its totient is φ = 647391191040.

The previous prime is 2094220152637. The next prime is 2094220152659. The reversal of 2094220152640 is 462510224902.

It is a tau number, because it is divible by the number of its divisors (448).

It is a self number, because there is not a number n which added to its sum of digits gives 2094220152640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2387935882 + ... + 2387936758.

Almost surely, 2^{2094220152640} is an apocalyptic number.

2094220152640 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 2094220152640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3134299852800).

2094220152640 is an abundant number, since it is smaller than the sum of its proper divisors (4174379552960).

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

2094220152640 is a wasteful number, since it uses less digits than its factorization.

2094220152640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598 (or 1588 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 2094220152640 in words is "two trillion, ninety-four billion, two hundred twenty million, one hundred fifty-two thousand, six hundred forty".