20086406321675 has 24 divisors (see below), whose sum is σ = 24955590454272. Its totient is φ = 16037877824000.

The previous prime is 20086406321621. The next prime is 20086406321689. The reversal of 20086406321675 is 57612360468002.

It is a happy number.

It is not a de Polignac number, because 20086406321675 - 2¹⁴ = 20086406305291 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96131315 + ... + 96340035.

It is an arithmetic number, because the mean of its divisors is an integer number (1039816268928).

Almost surely, 2^{20086406321675} is an apocalyptic number.

20086406321675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20086406321675 is a deficient number, since it is larger than the sum of its proper divisors (4869184132597).

20086406321675 is a wasteful number, since it uses less digits than its factorization.

20086406321675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216199 (or 216194 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

Adding to 20086406321675 its reverse (57612360468002), we get a palindrome (77698766789677).

The spelling of 20086406321675 in words is "twenty trillion, eighty-six billion, four hundred six million, three hundred twenty-one thousand, six hundred seventy-five".