123464557671 has 32 divisors (see below), whose sum is σ = 203637063168. Its totient is φ = 64793554560.

The previous prime is 123464557649. The next prime is 123464557673. The reversal of 123464557671 is 176755464321.

It is not a de Polignac number, because 123464557671 - 2¹⁴ = 123464541287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123464557673) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1094065 + ... + 1201626.

It is an arithmetic number, because the mean of its divisors is an integer number (6363658224).

Almost surely, 2^123464557671 is an apocalyptic number.

123464557671 is a deficient number, since it is larger than the sum of its proper divisors (80172505497).

123464557671 is a wasteful number, since it uses less digits than its factorization.

123464557671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295911.

The product of its digits is 4233600, while the sum is 51.

The spelling of 123464557671 in words is "one hundred twenty-three billion, four hundred sixty-four million, five hundred fifty-seven thousand, six hundred seventy-one".