2663465490431 has 12 divisors (see below), whose sum is σ = 2727161429400. Its totient is φ = 2601224493840.

The previous prime is 2663465490419. The next prime is 2663465490443. The reversal of 2663465490431 is 1340945643662.

It is an interprime number because it is at equal distance from previous prime (2663465490419) and next prime (2663465490443).

It is not a de Polignac number, because 2663465490431 - 2¹⁸ = 2663465228287 is a prime.

It is a super-2 number, since 2×2663465490431² (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 (2663465490461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16897220 + ... + 17054118.

It is an arithmetic number, because the mean of its divisors is an integer number (227263452450).

Almost surely, 2^{2663465490431} is an apocalyptic number.

2663465490431 is a deficient number, since it is larger than the sum of its proper divisors (63695938969).

2663465490431 is an equidigital number, since it uses as much as digits as its factorization.

2663465490431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166166 (or 166123 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 53.

The spelling of 2663465490431 in words is "two trillion, six hundred sixty-three billion, four hundred sixty-five million, four hundred ninety thousand, four hundred thirty-one".