124272451173 has 64 divisors (see below), whose sum is σ = 192798144000. Its totient is φ = 70563204096.

The previous prime is 124272451169. The next prime is 124272451181. The reversal of 124272451173 is 371154272421.

It is not a de Polignac number, because 124272451173 - 2² = 124272451169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124272451103) 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 63 ways as a sum of consecutive naturals, for example, 53819743 + ... + 53822051.

It is an arithmetic number, because the mean of its divisors is an integer number (3012471000).

Almost surely, 2^124272451173 is an apocalyptic number.

124272451173 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

124272451173 is a deficient number, since it is larger than the sum of its proper divisors (68525692827).

124272451173 is a wasteful number, since it uses less digits than its factorization.

124272451173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4446.

The product of its digits is 94080, while the sum is 39.

The spelling of 124272451173 in words is "one hundred twenty-four billion, two hundred seventy-two million, four hundred fifty-one thousand, one hundred seventy-three".