20412080655739 has 16 divisors (see below), whose sum is σ = 20756639784960. Its totient is φ = 20070154498240.

The previous prime is 20412080655677. The next prime is 20412080655749. The reversal of 20412080655739 is 93755608021402.

It is a cyclic number.

It is not a de Polignac number, because 20412080655739 - 2²⁷ = 20411946438011 is a prime.

It is a super-2 number, since 2×20412080655739² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20412080655749) 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, 49550952 + ... + 49961194.

It is an arithmetic number, because the mean of its divisors is an integer number (1297289986560).

It is a 1-persistent number, because it is pandigital, but 2⋅20412080655739 = 40824161311478 is not.

Almost surely, 2^{20412080655739} is an apocalyptic number.

20412080655739 is a deficient number, since it is larger than the sum of its proper divisors (344559129221).

20412080655739 is a wasteful number, since it uses less digits than its factorization.

20412080655739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413450.

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 20412080655739 in words is "twenty trillion, four hundred twelve billion, eighty million, six hundred fifty-five thousand, seven hundred thirty-nine".