29825265768 has 32 divisors (see below), whose sum is σ = 76578387360. Its totient is φ = 9673058880.

The previous prime is 29825265721. The next prime is 29825265779. The reversal of 29825265768 is 86756252892.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16792618 + ... + 16794393.

It is an arithmetic number, because the mean of its divisors is an integer number (2393074605).

Almost surely, 2^29825265768 is an apocalyptic number.

It is an amenable number.

29825265768 is an abundant number, since it is smaller than the sum of its proper divisors (46753121592).

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

29825265768 is a wasteful number, since it uses less digits than its factorization.

29825265768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33587057 (or 33587053 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 60.

The spelling of 29825265768 in words is "twenty-nine billion, eight hundred twenty-five million, two hundred sixty-five thousand, seven hundred sixty-eight".