29191069422 has 24 divisors (see below), whose sum is σ = 63259598376. Its totient is φ = 9728467056.

The previous prime is 29191069361. The next prime is 29191069543. The reversal of 29191069422 is 22496019192.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60568 + ... + 249099.

It is an arithmetic number, because the mean of its divisors is an integer number (2635816599).

Almost surely, 2^29191069422 is an apocalyptic number.

29191069422 is an abundant number, since it is smaller than the sum of its proper divisors (34068528954).

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

29191069422 is a wasteful number, since it uses less digits than its factorization.

29191069422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314912 (or 314909 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 29191069422 in words is "twenty-nine billion, one hundred ninety-one million, sixty-nine thousand, four hundred twenty-two".