2663463140023 has 4 divisors (see below), whose sum is σ = 3043957874320. Its totient is φ = 2282968405728.

The previous prime is 2663463139973. The next prime is 2663463140029. The reversal of 2663463140023 is 3200413643662.

It is a happy number.

2663463140023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2663463140023 is a prime.

It is a super-2 number, since 2×2663463140023² (a number of 26 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 (2663463140029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190247367138 + ... + 190247367151.

It is an arithmetic number, because the mean of its divisors is an integer number (760989468580).

Almost surely, 2^{2663463140023} is an apocalyptic number.

2663463140023 is a deficient number, since it is larger than the sum of its proper divisors (380494734297).

2663463140023 is an equidigital number, since it uses as much as digits as its factorization.

2663463140023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380494734296.

The product of its (nonzero) digits is 373248, while the sum is 40.

Adding to 2663463140023 its reverse (3200413643662), we get a palindrome (5863876783685).

The spelling of 2663463140023 in words is "two trillion, six hundred sixty-three billion, four hundred sixty-three million, one hundred forty thousand, twenty-three".