29422144550 has 12 divisors (see below), whose sum is σ = 54725188956. Its totient is φ = 11768857800.

The previous prime is 29422144519. The next prime is 29422144553. The reversal of 29422144550 is 5544122492.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29422144553) 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 5 ways as a sum of consecutive naturals, for example, 294221396 + ... + 294221495.

It is an arithmetic number, because the mean of its divisors is an integer number (4560432413).

Almost surely, 2^29422144550 is an apocalyptic number.

29422144550 is a deficient number, since it is larger than the sum of its proper divisors (25303044406).

29422144550 is a wasteful number, since it uses less digits than its factorization.

29422144550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588442903 (or 588442898 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 29422144550 in words is "twenty-nine billion, four hundred twenty-two million, one hundred forty-four thousand, five hundred fifty".