20413142236215 has 32 divisors (see below), whose sum is σ = 36629189832960. Its totient is φ = 10785261435552.

The previous prime is 20413142236133. The next prime is 20413142236231. The reversal of 20413142236215 is 51263224131402.

It is a happy number.

20413142236215 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 3 + 1 + 4 + 2 + 23 + 621 + 5 = 666.

It is not a de Polignac number, because 20413142236215 - 2²² = 20413138041911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20413142236215.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 706567149 + ... + 706596038.

It is an arithmetic number, because the mean of its divisors is an integer number (1144662182280).

Almost surely, 2^{20413142236215} is an apocalyptic number.

20413142236215 is a deficient number, since it is larger than the sum of its proper divisors (16216047596745).

20413142236215 is a wasteful number, since it uses less digits than its factorization.

20413142236215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413163308 (or 1413163302 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 20413142236215 its reverse (51263224131402), we get a palindrome (71676366367617).

The spelling of 20413142236215 in words is "twenty trillion, four hundred thirteen billion, one hundred forty-two million, two hundred thirty-six thousand, two hundred fifteen".