20146170113501 has 8 divisors (see below), whose sum is σ = 20231413323000. Its totient is φ = 20060940533760.

The previous prime is 20146170113497. The next prime is 20146170113539. The reversal of 20146170113501 is 10531107164102.

It can be written as a sum of positive squares in 4 ways, for example, as 13609097280601 + 6537072832900 = 3689051^2 + 2556770^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20146170113501 - 2² = 20146170113497 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20146170113551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439526 + ... + 6362823.

It is an arithmetic number, because the mean of its divisors is an integer number (2528926665375).

Almost surely, 2^{20146170113501} is an apocalyptic number.

It is an amenable number.

20146170113501 is a deficient number, since it is larger than the sum of its proper divisors (85243209499).

20146170113501 is a wasteful number, since it uses less digits than its factorization.

20146170113501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6814879.

The product of its (nonzero) digits is 5040, while the sum is 32.

Adding to 20146170113501 its reverse (10531107164102), we get a palindrome (30677277277603).

The spelling of 20146170113501 in words is "twenty trillion, one hundred forty-six billion, one hundred seventy million, one hundred thirteen thousand, five hundred one".