10642645463663 has 8 divisors (see below), whose sum is σ = 10751713234560. Its totient is φ = 10533650144800.

The previous prime is 10642645463657. The next prime is 10642645463713. The reversal of 10642645463663 is 36636454624601.

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 10642645463663 - 2²⁰ = 10642644415087 is a prime.

It is a super-2 number, since 2×10642645463663² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10642645463599 and 10642645463608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10642645463963) 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, 17817695 + ... + 18405312.

It is an arithmetic number, because the mean of its divisors is an integer number (1343964154320).

Almost surely, 2^{10642645463663} is an apocalyptic number.

10642645463663 is a deficient number, since it is larger than the sum of its proper divisors (109067770897).

10642645463663 is a wasteful number, since it uses less digits than its factorization.

10642645463663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36226017.

The product of its (nonzero) digits is 44789760, while the sum is 56.

The spelling of 10642645463663 in words is "ten trillion, six hundred forty-two billion, six hundred forty-five million, four hundred sixty-three thousand, six hundred sixty-three".