23662561401463 has 8 divisors (see below), whose sum is σ = 23672437069680. Its totient is φ = 23652686154240.

The previous prime is 23662561401397. The next prime is 23662561401497. The reversal of 23662561401463 is 36410416526632.

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 23662561401463 - 2²¹ = 23662559304311 is a prime.

It is a super-2 number, since 2×23662561401463² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23662561401863) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 166288981 + ... + 166431217.

It is an arithmetic number, because the mean of its divisors is an integer number (2959054633710).

Almost surely, 2^{23662561401463} is an apocalyptic number.

23662561401463 is a deficient number, since it is larger than the sum of its proper divisors (9875668217).

23662561401463 is a wasteful number, since it uses less digits than its factorization.

23662561401463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210497.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 23662561401463 in words is "twenty-three trillion, six hundred sixty-two billion, five hundred sixty-one million, four hundred one thousand, four hundred sixty-three".