29023012923 has 16 divisors (see below), whose sum is σ = 39000528000. Its totient is φ = 19197570560.

The previous prime is 29023012831. The next prime is 29023012957. The reversal of 29023012923 is 32921032092.

It is a cyclic number.

It is not a de Polignac number, because 29023012923 - 2²⁰ = 29021964347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29023013923) 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, 180928 + ... + 301298.

It is an arithmetic number, because the mean of its divisors is an integer number (2437533000).

Almost surely, 2^29023012923 is an apocalyptic number.

29023012923 is a deficient number, since it is larger than the sum of its proper divisors (9977515077).

29023012923 is a wasteful number, since it uses less digits than its factorization.

29023012923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121002.

The product of its (nonzero) digits is 11664, while the sum is 33.

The spelling of 29023012923 in words is "twenty-nine billion, twenty-three million, twelve thousand, nine hundred twenty-three".