29499734813568 has 32 divisors (see below), whose sum is σ = 78358670599560. Its totient is φ = 9833244937728.

The previous prime is 29499734813537. The next prime is 29499734813671. The reversal of 29499734813568 is 86531843799492.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 29499734813493 and 29499734813502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38411112655 + ... + 38411113422.

Almost surely, 2^{29499734813568} is an apocalyptic number.

It is an amenable number.

29499734813568 is an abundant number, since it is smaller than the sum of its proper divisors (48858935785992).

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

29499734813568 is an equidigital number, since it uses as much as digits as its factorization.

29499734813568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76822226094 (or 76822226082 counting only the distinct ones).

The product of its digits is 2821754880, while the sum is 78.

The spelling of 29499734813568 in words is "twenty-nine trillion, four hundred ninety-nine billion, seven hundred thirty-four million, eight hundred thirteen thousand, five hundred sixty-eight".