20247442610601 has 4 divisors (see below), whose sum is σ = 26996590147472. Its totient is φ = 13498295073732.

The previous prime is 20247442610597. The next prime is 20247442610621. The reversal of 20247442610601 is 10601624474202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 20247442610601 - 2² = 20247442610597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20247442610601.

It is not an unprimeable number, because it can be changed into a prime (20247442610621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3374573768431 + ... + 3374573768436.

It is an arithmetic number, because the mean of its divisors is an integer number (6749147536868).

Almost surely, 2^{20247442610601} is an apocalyptic number.

It is an amenable number.

20247442610601 is a deficient number, since it is larger than the sum of its proper divisors (6749147536871).

20247442610601 is an equidigital number, since it uses as much as digits as its factorization.

20247442610601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6749147536870.

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 20247442610601 in words is "twenty trillion, two hundred forty-seven billion, four hundred forty-two million, six hundred ten thousand, six hundred one".