57134272714420 has 144 divisors (see below), whose sum is σ = 137297631053520. Its totient is φ = 19931909437440.

The previous prime is 57134272714397. The next prime is 57134272714427. The reversal of 57134272714420 is 2441727243175.

It can be written as a sum of positive squares in 8 ways, for example, as 1137127915044 + 55997144799376 = 1066362^2 + 7483124^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57134272714427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8425552 + ... + 13610968.

It is an arithmetic number, because the mean of its divisors is an integer number (953455771205).

Almost surely, 2^{57134272714420} 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 57134272714420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68648815526760).

57134272714420 is an abundant number, since it is smaller than the sum of its proper divisors (80163358339100).

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

57134272714420 is a wasteful number, since it uses less digits than its factorization.

57134272714420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5185634 (or 5185621 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 49.

Adding to 57134272714420 its reverse (2441727243175), we get a palindrome (59575999957595).

The spelling of 57134272714420 in words is "fifty-seven trillion, one hundred thirty-four billion, two hundred seventy-two million, seven hundred fourteen thousand, four hundred twenty".