20456085175463 has 8 divisors (see below), whose sum is σ = 23380229938560. Its totient is φ = 17532402132600.

The previous prime is 20456085175453. The next prime is 20456085175543. The reversal of 20456085175463 is 36457158065402.

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 20456085175463 - 2¹⁶ = 20456085109927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20456085175399 and 20456085175408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20456085175453) 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, 115335113 + ... + 115512338.

It is an arithmetic number, because the mean of its divisors is an integer number (2922528742320).

Almost surely, 2^{20456085175463} is an apocalyptic number.

20456085175463 is a deficient number, since it is larger than the sum of its proper divisors (2924144763097).

20456085175463 is a wasteful number, since it uses less digits than its factorization.

20456085175463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230860117.

The product of its (nonzero) digits is 24192000, while the sum is 56.

The spelling of 20456085175463 in words is "twenty trillion, four hundred fifty-six billion, eighty-five million, one hundred seventy-five thousand, four hundred sixty-three".