5045238990 has 72 divisors (see below), whose sum is σ = 14418573624. Its totient is φ = 1223085600.

The previous prime is 5045238959. The next prime is 5045238997. The reversal of 5045238990 is 998325405.

5045238990 is a `hidden beast` number, since 504 + 52 + 3 + 8 + 9 + 90 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5045238997) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 220756 + ... + 242535.

It is an arithmetic number, because the mean of its divisors is an integer number (200257967).

Almost surely, 2^5045238990 is an apocalyptic number.

5045238990 is an abundant number, since it is smaller than the sum of its proper divisors (9373334634).

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

5045238990 is a wasteful number, since it uses less digits than its factorization.

5045238990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463326 (or 463312 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 5045238990 is about 71029.8457692258. The cubic root of 5045238990 is about 1715.1176430220.

The spelling of 5045238990 in words is "five billion, forty-five million, two hundred thirty-eight thousand, nine hundred ninety".