535370968644 has 12 divisors (see below), whose sum is σ = 1249198926864. Its totient is φ = 178456989544.

The previous prime is 535370968633. The next prime is 535370968661. The reversal of 535370968644 is 446869073535.

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

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, 22307123682 + ... + 22307123705.

It is an arithmetic number, because the mean of its divisors is an integer number (104099910572).

Almost surely, 2^535370968644 is an apocalyptic number.

It is an amenable number.

535370968644 is an abundant number, since it is smaller than the sum of its proper divisors (713827958220).

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

535370968644 is a wasteful number, since it uses less digits than its factorization.

535370968644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44614247394 (or 44614247392 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 60.

The spelling of 535370968644 in words is "five hundred thirty-five billion, three hundred seventy million, nine hundred sixty-eight thousand, six hundred forty-four".