124171719317492 has 96 divisors (see below), whose sum is σ = 274802966371584. Its totient is φ = 47686053888000.

The previous prime is 124171719317441. The next prime is 124171719317497. The reversal of 124171719317492 is 294713917171421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124171719317497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34272128 + ... + 37721640.

It is an arithmetic number, because the mean of its divisors is an integer number (2862530899704).

Almost surely, 2^{124171719317492} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124171719317492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137401483185792).

124171719317492 is an abundant number, since it is smaller than the sum of its proper divisors (150631247054092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124171719317492 is a wasteful number, since it uses less digits than its factorization.

124171719317492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451209 (or 3451207 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 59.

The spelling of 124171719317492 in words is "one hundred twenty-four trillion, one hundred seventy-one billion, seven hundred nineteen million, three hundred seventeen thousand, four hundred ninety-two".