20460136711 has 16 divisors (see below), whose sum is σ = 23640238080. Its totient is φ = 17344720800.

The previous prime is 20460136691. The next prime is 20460136721. The reversal of 20460136711 is 11763106402.

It is a cyclic number.

It is not a de Polignac number, because 20460136711 - 2⁷ = 20460136583 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 (20460136721) 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, 654250 + ... + 684808.

It is an arithmetic number, because the mean of its divisors is an integer number (1477514880).

Almost surely, 2^20460136711 is an apocalyptic number.

20460136711 is a deficient number, since it is larger than the sum of its proper divisors (3180101369).

20460136711 is a wasteful number, since it uses less digits than its factorization.

20460136711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31614.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 20460136711 in words is "twenty billion, four hundred sixty million, one hundred thirty-six thousand, seven hundred eleven".