5026128242 has 4 divisors (see below), whose sum is σ = 7539192366. Its totient is φ = 2513064120.

The previous prime is 5026128241. The next prime is 5026128257. The reversal of 5026128242 is 2428216205.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4902940441 + 123187801 = 70021^2 + 11099^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5026128199 and 5026128208.

It is not an unprimeable number, because it can be changed into a prime (5026128241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256532059 + ... + 1256532062.

Almost surely, 2^5026128242 is an apocalyptic number.

5026128242 is a deficient number, since it is larger than the sum of its proper divisors (2513064124).

5026128242 is a wasteful number, since it uses less digits than its factorization.

5026128242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513064123.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 5026128242 is about 70895.1919526282. The cubic root of 5026128242 is about 1712.9493510436.

The spelling of 5026128242 in words is "five billion, twenty-six million, one hundred twenty-eight thousand, two hundred forty-two".