20416409207 has 8 divisors (see below), whose sum is σ = 21536985600. Its totient is φ = 19300435704.

The previous prime is 20416409203. The next prime is 20416409227. The reversal of 20416409207 is 70290461402.

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 20416409207 - 2² = 20416409203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20416409201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1141607 + ... + 1159352.

It is an arithmetic number, because the mean of its divisors is an integer number (2692123200).

Almost surely, 2^20416409207 is an apocalyptic number.

20416409207 is a deficient number, since it is larger than the sum of its proper divisors (1120576393).

20416409207 is a wasteful number, since it uses less digits than its factorization.

20416409207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301445.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 20416409207 in words is "twenty billion, four hundred sixteen million, four hundred nine thousand, two hundred seven".