123454664463 has 16 divisors (see below), whose sum is σ = 177285970400. Its totient is φ = 75964500864.

The previous prime is 123454664449. The next prime is 123454664471. The reversal of 123454664463 is 364466454321.

It is not a de Polignac number, because 123454664463 - 2¹³ = 123454656271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123454664413) 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 15 ways as a sum of consecutive naturals, for example, 249813 + ... + 556161.

It is an arithmetic number, because the mean of its divisors is an integer number (11080373150).

Almost surely, 2^123454664463 is an apocalyptic number.

123454664463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123454664463 is a deficient number, since it is larger than the sum of its proper divisors (53831305937).

123454664463 is a wasteful number, since it uses less digits than its factorization.

123454664463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316698.

The product of its digits is 4976640, while the sum is 48.

The spelling of 123454664463 in words is "one hundred twenty-three billion, four hundred fifty-four million, six hundred sixty-four thousand, four hundred sixty-three".