1020622552244 has 24 divisors (see below), whose sum is σ = 1825595563008. Its totient is φ = 499041727200.

The previous prime is 1020622552217. The next prime is 1020622552249. The reversal of 1020622552244 is 4422552260201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020622552249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009732 + ... + 2465819.

It is an arithmetic number, because the mean of its divisors is an integer number (76066481792).

Almost surely, 2^{1020622552244} is an apocalyptic number.

It is an amenable number.

1020622552244 is a deficient number, since it is larger than the sum of its proper divisors (804973010764).

1020622552244 is a wasteful number, since it uses less digits than its factorization.

1020622552244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4476815 (or 4476813 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 1020622552244 in words is "one trillion, twenty billion, six hundred twenty-two million, five hundred fifty-two thousand, two hundred forty-four".