29509435922 has 6 divisors (see below), whose sum is σ = 44264518293. Its totient is φ = 14754596492.

The previous prime is 29509435871. The next prime is 29509435937. The reversal of 29509435922 is 22953490592.

It can be written as a sum of positive squares in 2 ways, for example, as 27053341441 + 2456094481 = 164479^2 + 49559^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=121469.

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 182204 + ... + 303672.

Almost surely, 2^29509435922 is an apocalyptic number.

29509435922 is a deficient number, since it is larger than the sum of its proper divisors (14755082371).

29509435922 is an frugal number, since it uses more digits than its factorization.

29509435922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242940 (or 121471 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 50.

Multiplying 29509435922 by its sum of digits (50), we get a square (1475471796100 = 1214690²).

The spelling of 29509435922 in words is "twenty-nine billion, five hundred nine million, four hundred thirty-five thousand, nine hundred twenty-two".