2573117742 has 64 divisors (see below), whose sum is σ = 5855431680. Its totient is φ = 748132224.

The previous prime is 2573117719. The next prime is 2573117753. The reversal of 2573117742 is 2477113752.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2573117742.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94213 + ... + 118415.

It is an arithmetic number, because the mean of its divisors is an integer number (91491120).

Almost surely, 2^2573117742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2573117742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2927715840).

2573117742 is an abundant number, since it is smaller than the sum of its proper divisors (3282313938).

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

2573117742 is a wasteful number, since it uses less digits than its factorization.

2573117742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24297.

The product of its digits is 82320, while the sum is 39.

The square root of 2573117742 is about 50725.9079958161. The cubic root of 2573117742 is about 1370.3133426456.

The spelling of 2573117742 in words is "two billion, five hundred seventy-three million, one hundred seventeen thousand, seven hundred forty-two".