29753045568 has 84 divisors (see below), whose sum is σ = 85360873728. Its totient is φ = 9908478720.

The previous prime is 29753045563. The next prime is 29753045593. The reversal of 29753045568 is 86554035792.

29753045568 is a `hidden beast` number, since 2 + 9 + 7 + 5 + 30 + 45 + 568 = 666.

It is not an unprimeable number, because it can be changed into a prime (29753045561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 611913 + ... + 658743.

Almost surely, 2^29753045568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29753045568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42680436864).

29753045568 is an abundant number, since it is smaller than the sum of its proper divisors (55607828160).

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

29753045568 is a wasteful number, since it uses less digits than its factorization.

29753045568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47952 (or 47939 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The spelling of 29753045568 in words is "twenty-nine billion, seven hundred fifty-three million, forty-five thousand, five hundred sixty-eight".