1422650443632 has 160 divisors (see below), whose sum is σ = 4086416024064. Its totient is φ = 422874547200.

The previous prime is 1422650443499. The next prime is 1422650443639. The reversal of 1422650443632 is 2363440562241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422650443639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7288818 + ... + 7481454.

Almost surely, 2^{1422650443632} is an apocalyptic number.

1422650443632 is a gapful number since it is divisible by the number (12) 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 1422650443632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2043208012032).

1422650443632 is an abundant number, since it is smaller than the sum of its proper divisors (2663765580432).

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

1422650443632 is a wasteful number, since it uses less digits than its factorization.

1422650443632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192927 (or 192921 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 1422650443632 in words is "one trillion, four hundred twenty-two billion, six hundred fifty million, four hundred forty-three thousand, six hundred thirty-two".