29140153550 has 24 divisors (see below), whose sum is σ = 54224597856. Its totient is φ = 11650919040.

The previous prime is 29140153547. The next prime is 29140153561. The reversal of 29140153550 is 5535104192.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 29140153550.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13067 + ... + 241766.

It is an arithmetic number, because the mean of its divisors is an integer number (2259358244).

Almost surely, 2^29140153550 is an apocalyptic number.

29140153550 is a deficient number, since it is larger than the sum of its proper divisors (25084444306).

29140153550 is a wasteful number, since it uses less digits than its factorization.

29140153550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257132 (or 257127 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 29140153550 in words is "twenty-nine billion, one hundred forty million, one hundred fifty-three thousand, five hundred fifty".