1022633543552 has 64 divisors (see below), whose sum is σ = 2048382127440. Its totient is φ = 508531752960.

The previous prime is 1022633543543. The next prime is 1022633543557. The reversal of 1022633543552 is 2553453362201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022633543557) 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 7 ways as a sum of consecutive naturals, for example, 88023248 + ... + 88034864.

Almost surely, 2^{1022633543552} 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 1022633543552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1024191063720).

1022633543552 is an abundant number, since it is smaller than the sum of its proper divisors (1025748583888).

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

1022633543552 is a wasteful number, since it uses less digits than its factorization.

1022633543552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15319 (or 15307 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 1022633543552 in words is "one trillion, twenty-two billion, six hundred thirty-three million, five hundred forty-three thousand, five hundred fifty-two".