20411204361360 has 160 divisors (see below), whose sum is σ = 67225438546560. Its totient is φ = 5105327775744.

The previous prime is 20411204361337. The next prime is 20411204361389. The reversal of 20411204361360 is 6316340211402.

It is a happy number.

It is a super-2 number, since 2×20411204361360² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 7341670 + ... + 9732549.

It is an arithmetic number, because the mean of its divisors is an integer number (420158990916).

Almost surely, 2^{20411204361360} is an apocalyptic number.

20411204361360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20411204361360 is an abundant number, since it is smaller than the sum of its proper divisors (46814234185200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20411204361360 is a wasteful number, since it uses less digits than its factorization.

20411204361360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17074545 (or 17074539 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 20411204361360 its reverse (6316340211402), we get a palindrome (26727544572762).

The spelling of 20411204361360 in words is "twenty trillion, four hundred eleven billion, two hundred four million, three hundred sixty-one thousand, three hundred sixty".