29136398155 has 16 divisors (see below), whose sum is σ = 36210530304. Its totient is φ = 22491854560.

The previous prime is 29136398153. The next prime is 29136398173. The reversal of 29136398155 is 55189363192.

It is not a de Polignac number, because 29136398155 - 2¹ = 29136398153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29136398153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 856447 + ... + 889816.

It is an arithmetic number, because the mean of its divisors is an integer number (2263158144).

Almost surely, 2^29136398155 is an apocalyptic number.

29136398155 is a deficient number, since it is larger than the sum of its proper divisors (7074132149).

29136398155 is a wasteful number, since it uses less digits than its factorization.

29136398155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746386.

The product of its digits is 1749600, while the sum is 52.

The spelling of 29136398155 in words is "twenty-nine billion, one hundred thirty-six million, three hundred ninety-eight thousand, one hundred fifty-five".