29136000000 has 308 divisors, whose sum is σ = 97231255424. Its totient is φ = 7756800000.

The previous prime is 29135999993. The next prime is 29136000013. The reversal of 29136000000 is 63192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 47999697 + ... + 48000303.

Almost surely, 2^29136000000 is an apocalyptic number.

29136000000 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 29136000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48615627712).

29136000000 is an abundant number, since it is smaller than the sum of its proper divisors (68095255424).

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

29136000000 is an frugal number, since it uses more digits than its factorization.

29136000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 29136000000 its reverse (63192), we get a palindrome (29136063192).

The spelling of 29136000000 in words is "twenty-nine billion, one hundred thirty-six million", and thus it is an aban number.