29690887050 has 288 divisors, whose sum is σ = 90409213440. Its totient is φ = 6920640000.

The previous prime is 29690887021. The next prime is 29690887063. The reversal of 29690887050 is 5078809692.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 27773916 + ... + 27774984.

It is an arithmetic number, because the mean of its divisors is an integer number (313920880).

Almost surely, 2^29690887050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29690887050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45204606720).

29690887050 is an abundant number, since it is smaller than the sum of its proper divisors (60718326390).

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

29690887050 is a wasteful number, since it uses less digits than its factorization.

29690887050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310 (or 1302 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 29690887050 in words is "twenty-nine billion, six hundred ninety million, eight hundred eighty-seven thousand, fifty".