42598127730 has 128 divisors (see below), whose sum is σ = 108418093056. Its totient is φ = 10689324800.

The previous prime is 42598127711. The next prime is 42598127771. The reversal of 42598127730 is 3772189524.

It is a happy number.

It is a super-2 number, since 2×42598127730² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42598127730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39044485 + ... + 39045575.

It is an arithmetic number, because the mean of its divisors is an integer number (847016352).

Almost surely, 2^42598127730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42598127730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54209046528).

42598127730 is an abundant number, since it is smaller than the sum of its proper divisors (65819965326).

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

42598127730 is a wasteful number, since it uses less digits than its factorization.

42598127730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 42598127730 in words is "forty-two billion, five hundred ninety-eight million, one hundred twenty-seven thousand, seven hundred thirty".