29873242723 has 16 divisors (see below), whose sum is σ = 30814248960. Its totient is φ = 28945416096.

The previous prime is 29873242661. The next prime is 29873242747. The reversal of 29873242723 is 32724237892.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 29873242723 - 2⁹ = 29873242211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29873242793) 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 15 ways as a sum of consecutive naturals, for example, 12206886 + ... + 12209332.

It is an arithmetic number, because the mean of its divisors is an integer number (1925890560).

Almost surely, 2^29873242723 is an apocalyptic number.

29873242723 is a deficient number, since it is larger than the sum of its proper divisors (941006237).

29873242723 is a wasteful number, since it uses less digits than its factorization.

29873242723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4986.

The product of its digits is 2032128, while the sum is 49.

The spelling of 29873242723 in words is "twenty-nine billion, eight hundred seventy-three million, two hundred forty-two thousand, seven hundred twenty-three".