20112434049 has 8 divisors (see below), whose sum is σ = 27194277312. Its totient is φ = 13219440080.

The previous prime is 20112434039. The next prime is 20112434051. The reversal of 20112434049 is 94043421102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20112434049 - 2⁴ = 20112434033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20112434009) 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 7 ways as a sum of consecutive naturals, for example, 47212074 + ... + 47212499.

It is an arithmetic number, because the mean of its divisors is an integer number (3399284664).

Almost surely, 2^20112434049 is an apocalyptic number.

It is an amenable number.

20112434049 is a deficient number, since it is larger than the sum of its proper divisors (7081843263).

20112434049 is an equidigital number, since it uses as much as digits as its factorization.

20112434049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94424647.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 20112434049 in words is "twenty billion, one hundred twelve million, four hundred thirty-four thousand, forty-nine".