29643013248 has 128 divisors (see below), whose sum is σ = 83211192000. Its totient is φ = 9323937792.

The previous prime is 29643013241. The next prime is 29643013273. The reversal of 29643013248 is 84231034692.

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

It is a super-2 number, since 2×29643013248² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29643013241) 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, 1867168 + ... + 1882976.

Almost surely, 2^29643013248 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 29643013248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41605596000).

29643013248 is an abundant number, since it is smaller than the sum of its proper divisors (53568178752).

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

29643013248 is a wasteful number, since it uses less digits than its factorization.

29643013248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16102 (or 16090 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 29643013248 in words is "twenty-nine billion, six hundred forty-three million, thirteen thousand, two hundred forty-eight".