20442042410215 has 8 divisors (see below), whose sum is σ = 24557496598800. Its totient is φ = 16335603457152.

The previous prime is 20442042410197. The next prime is 20442042410299. The reversal of 20442042410215 is 51201424024402.

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 20442042410215 - 2⁷ = 20442042410087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2253803890 + ... + 2253812959.

It is an arithmetic number, because the mean of its divisors is an integer number (3069687074850).

Almost surely, 2^{20442042410215} is an apocalyptic number.

20442042410215 is a deficient number, since it is larger than the sum of its proper divisors (4115454188585).

20442042410215 is an equidigital number, since it uses as much as digits as its factorization.

20442042410215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4507617761.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 20442042410215 its reverse (51201424024402), we get a palindrome (71643466434617).

The spelling of 20442042410215 in words is "twenty trillion, four hundred forty-two billion, forty-two million, four hundred ten thousand, two hundred fifteen".