29144447553 has 16 divisors (see below), whose sum is σ = 42177959936. Its totient is φ = 17793820800.

The previous prime is 29144447513. The next prime is 29144447581. The reversal of 29144447553 is 35574444192.

It is not a de Polignac number, because 29144447553 - 2⁹ = 29144447041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29144447513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2937148 + ... + 2947053.

It is an arithmetic number, because the mean of its divisors is an integer number (2636122496).

Almost surely, 2^29144447553 is an apocalyptic number.

It is an amenable number.

29144447553 is a deficient number, since it is larger than the sum of its proper divisors (13033512383).

29144447553 is a wasteful number, since it uses less digits than its factorization.

29144447553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884344.

The product of its digits is 2419200, while the sum is 48.

The spelling of 29144447553 in words is "twenty-nine billion, one hundred forty-four million, four hundred forty-seven thousand, five hundred fifty-three".