1029774008652 has 12 divisors (see below), whose sum is σ = 2402806020216. Its totient is φ = 343258002880.

The previous prime is 1029774008633. The next prime is 1029774008687. The reversal of 1029774008652 is 2568004779201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1029774008595 and 1029774008604.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 42907250349 + ... + 42907250372.

It is an arithmetic number, because the mean of its divisors is an integer number (200233835018).

Almost surely, 2^{1029774008652} is an apocalyptic number.

1029774008652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1029774008652 is an abundant number, since it is smaller than the sum of its proper divisors (1373032011564).

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

1029774008652 is a wasteful number, since it uses less digits than its factorization.

1029774008652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85814500728 (or 85814500726 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 1029774008652 in words is "one trillion, twenty-nine billion, seven hundred seventy-four million, eight thousand, six hundred fifty-two".