20416402460611 has 4 divisors (see below), whose sum is σ = 20577161535232. Its totient is φ = 20255643385992.

The previous prime is 20416402460599. The next prime is 20416402460633. The reversal of 20416402460611 is 11606420461402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20416402460611 - 2⁹ = 20416402460099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20416402460681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80379537120 + ... + 80379537373.

It is an arithmetic number, because the mean of its divisors is an integer number (5144290383808).

Almost surely, 2^{20416402460611} is an apocalyptic number.

20416402460611 is a deficient number, since it is larger than the sum of its proper divisors (160759074621).

20416402460611 is a wasteful number, since it uses less digits than its factorization.

20416402460611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160759074620.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 20416402460611 in words is "twenty trillion, four hundred sixteen billion, four hundred two million, four hundred sixty thousand, six hundred eleven".