1022469568512 has 864 divisors, whose sum is σ = 3515622037200. Its totient is φ = 262270353408.

The previous prime is 1022469568511. The next prime is 1022469568553. The reversal of 1022469568512 is 2158659642201.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022469568511) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 12318910423 + ... + 12318910505.

Almost surely, 2^{1022469568512} is an apocalyptic number.

1022469568512 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 1022469568512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1757811018600).

1022469568512 is an abundant number, since it is smaller than the sum of its proper divisors (2493152468688).

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

1022469568512 is an equidigital number, since it uses as much as digits as its factorization.

1022469568512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 1022469568512 in words is "one trillion, twenty-two billion, four hundred sixty-nine million, five hundred sixty-eight thousand, five hundred twelve".