29639741016 has 64 divisors (see below), whose sum is σ = 77540613120. Its totient is φ = 9423518720.

The previous prime is 29639741003. The next prime is 29639741081. The reversal of 29639741016 is 61014793692.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118801 + ... + 270911.

It is an arithmetic number, because the mean of its divisors is an integer number (1211572080).

Almost surely, 2^29639741016 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 29639741016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38770306560).

29639741016 is an abundant number, since it is smaller than the sum of its proper divisors (47900872104).

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

29639741016 is a wasteful number, since it uses less digits than its factorization.

29639741016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152496 (or 152492 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 29639741016 in words is "twenty-nine billion, six hundred thirty-nine million, seven hundred forty-one thousand, sixteen".