20136013360671 has 16 divisors (see below), whose sum is σ = 29910258574560. Its totient is φ = 11964103428480.

The previous prime is 20136013360657. The next prime is 20136013360679. The reversal of 20136013360671 is 17606331063102.

It is not a de Polignac number, because 20136013360671 - 2⁶ = 20136013360607 is a prime.

It is a super-2 number, since 2×20136013360671² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20136013360679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8901861540 + ... + 8901863801.

It is an arithmetic number, because the mean of its divisors is an integer number (1869391160910).

Almost surely, 2^{20136013360671} is an apocalyptic number.

20136013360671 is a deficient number, since it is larger than the sum of its proper divisors (9774245213889).

20136013360671 is a wasteful number, since it uses less digits than its factorization.

20136013360671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17803725386.

The product of its (nonzero) digits is 81648, while the sum is 39.

The spelling of 20136013360671 in words is "twenty trillion, one hundred thirty-six billion, thirteen million, three hundred sixty thousand, six hundred seventy-one".