2454631542663 has 4 divisors (see below), whose sum is σ = 3272842056888. Its totient is φ = 1636421028440.

The previous prime is 2454631542661. The next prime is 2454631542691. The reversal of 2454631542663 is 3662451364542.

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

It is a cyclic number.

It is not a de Polignac number, because 2454631542663 - 2¹ = 2454631542661 is a prime.

It is a super-2 number, since 2×2454631542663² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2454631542661) 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 3 ways as a sum of consecutive naturals, for example, 409105257108 + ... + 409105257113.

It is an arithmetic number, because the mean of its divisors is an integer number (818210514222).

Almost surely, 2^{2454631542663} is an apocalyptic number.

2454631542663 is a deficient number, since it is larger than the sum of its proper divisors (818210514225).

2454631542663 is an equidigital number, since it uses as much as digits as its factorization.

2454631542663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818210514224.

The product of its digits is 12441600, while the sum is 51.

The spelling of 2454631542663 in words is "two trillion, four hundred fifty-four billion, six hundred thirty-one million, five hundred forty-two thousand, six hundred sixty-three".