1072243635512 has 32 divisors (see below), whose sum is σ = 2297804044800. Its totient is φ = 459505164384.

The previous prime is 1072243635443. The next prime is 1072243635521. The reversal of 1072243635512 is 2155363422701.

It is a super-2 number, since 2×1072243635512² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1072243635512.

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 7 ways as a sum of consecutive naturals, for example, 367253 + ... + 1509755.

It is an arithmetic number, because the mean of its divisors is an integer number (71806376400).

Almost surely, 2^{1072243635512} is an apocalyptic number.

It is an amenable number.

1072243635512 is an abundant number, since it is smaller than the sum of its proper divisors (1225560409288).

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

1072243635512 is a wasteful number, since it uses less digits than its factorization.

1072243635512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159275 (or 1159271 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 1072243635512 in words is "one trillion, seventy-two billion, two hundred forty-three million, six hundred thirty-five thousand, five hundred twelve".