29140069158 has 12 divisors (see below), whose sum is σ = 63136816548. Its totient is φ = 9713356380.

The previous prime is 29140069157. The next prime is 29140069171. The reversal of 29140069158 is 85196004192.

29140069158 is a `hidden beast` number, since 2 + 91 + 400 + 6 + 9 + 158 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29140069157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 809446348 + ... + 809446383.

It is an arithmetic number, because the mean of its divisors is an integer number (5261401379).

Almost surely, 2^29140069158 is an apocalyptic number.

29140069158 is an abundant number, since it is smaller than the sum of its proper divisors (33996747390).

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

29140069158 is a wasteful number, since it uses less digits than its factorization.

29140069158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618892739 (or 1618892736 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 29140069158 in words is "twenty-nine billion, one hundred forty million, sixty-nine thousand, one hundred fifty-eight".