500038725451 has 2 divisors, whose sum is σ = 500038725452. Its totient is φ = 500038725450.

The previous prime is 500038725419. The next prime is 500038725491. The reversal of 500038725451 is 154527830005.

It is an a-pointer prime, because the next prime (500038725491) can be obtained adding 500038725451 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 500038725451 - 2⁵ = 500038725419 is a prime.

It is not a weakly prime, because it can be changed into another prime (500038725491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250019362725 + 250019362726.

It is an arithmetic number, because the mean of its divisors is an integer number (250019362726).

Almost surely, 2^500038725451 is an apocalyptic number.

500038725451 is a deficient number, since it is larger than the sum of its proper divisors (1).

500038725451 is an equidigital number, since it uses as much as digits as its factorization.

500038725451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 500038725451 in words is "five hundred billion, thirty-eight million, seven hundred twenty-five thousand, four hundred fifty-one".