20523350062195 has 4 divisors (see below), whose sum is σ = 24628020074640. Its totient is φ = 16418680049752.

The previous prime is 20523350062181. The next prime is 20523350062199. The reversal of 20523350062195 is 59126005332502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20523350062195 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20523350062199) 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, 2052335006215 + ... + 2052335006224.

It is an arithmetic number, because the mean of its divisors is an integer number (6157005018660).

Almost surely, 2^{20523350062195} is an apocalyptic number.

20523350062195 is a deficient number, since it is larger than the sum of its proper divisors (4104670012445).

20523350062195 is an equidigital number, since it uses as much as digits as its factorization.

20523350062195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4104670012444.

The product of its (nonzero) digits is 486000, while the sum is 43.

Adding to 20523350062195 its reverse (59126005332502), we get a palindrome (79649355394697).

The spelling of 20523350062195 in words is "twenty trillion, five hundred twenty-three billion, three hundred fifty million, sixty-two thousand, one hundred ninety-five".