29796597120 has 128 divisors (see below), whose sum is σ = 95042327040. Its totient is φ = 7940265984.

The previous prime is 29796597091. The next prime is 29796597121. The reversal of 29796597120 is 2179569792.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29796597121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3303657 + ... + 3312663.

It is an arithmetic number, because the mean of its divisors is an integer number (742518180).

Almost surely, 2^29796597120 is an apocalyptic number.

29796597120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29796597120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47521163520).

29796597120 is an abundant number, since it is smaller than the sum of its proper divisors (65245729920).

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

29796597120 is a wasteful number, since it uses less digits than its factorization.

29796597120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10752 (or 10740 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 57.

The spelling of 29796597120 in words is "twenty-nine billion, seven hundred ninety-six million, five hundred ninety-seven thousand, one hundred twenty".