29089349135 has 32 divisors (see below), whose sum is σ = 43619185152. Its totient is φ = 18092580480.

The previous prime is 29089349129. The next prime is 29089349137. The reversal of 29089349135 is 53194398092.

It is a Cunningham number, because it is equal to 170556²-1.

It is not a de Polignac number, because 29089349135 - 2¹⁰ = 29089348111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29089349137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85277 + ... + 255833.

It is an arithmetic number, because the mean of its divisors is an integer number (1363099536).

Almost surely, 2^29089349135 is an apocalyptic number.

29089349135 is a deficient number, since it is larger than the sum of its proper divisors (14529836017).

29089349135 is a wasteful number, since it uses less digits than its factorization.

29089349135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171023.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 29089349135 in words is "twenty-nine billion, eighty-nine million, three hundred forty-nine thousand, one hundred thirty-five".