20346461524445 has 16 divisors (see below), whose sum is σ = 27941477450880. Its totient is φ = 13932979936704.

The previous prime is 20346461524423. The next prime is 20346461524451. The reversal of 20346461524445 is 54442516464302.

It is a cyclic number.

It is not a de Polignac number, because 20346461524445 - 2¹² = 20346461520349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20346461524393 and 20346461524402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393294482 + ... + 393346211.

It is an arithmetic number, because the mean of its divisors is an integer number (1746342340680).

Almost surely, 2^{20346461524445} is an apocalyptic number.

It is an amenable number.

20346461524445 is a deficient number, since it is larger than the sum of its proper divisors (7595015926435).

20346461524445 is an equidigital number, since it uses as much as digits as its factorization.

20346461524445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786641444.

The product of its (nonzero) digits is 11059200, while the sum is 50.

Adding to 20346461524445 its reverse (54442516464302), we get a palindrome (74788977988747).

The spelling of 20346461524445 in words is "twenty trillion, three hundred forty-six billion, four hundred sixty-one million, five hundred twenty-four thousand, four hundred forty-five".