500825778369 has 8 divisors (see below), whose sum is σ = 763163090880. Its totient is φ = 286186159056.

The previous prime is 500825778353. The next prime is 500825778403. The reversal of 500825778369 is 963877528005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 500825778369 - 2⁴ = 500825778353 is a prime.

It is a super-2 number, since 2×500825778369² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (500825778269) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11924423274 + ... + 11924423315.

It is an arithmetic number, because the mean of its divisors is an integer number (95395386360).

Almost surely, 2^500825778369 is an apocalyptic number.

It is an amenable number.

500825778369 is a deficient number, since it is larger than the sum of its proper divisors (262337312511).

500825778369 is a wasteful number, since it uses less digits than its factorization.

500825778369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23848846599.

The product of its (nonzero) digits is 25401600, while the sum is 60.

The spelling of 500825778369 in words is "five hundred billion, eight hundred twenty-five million, seven hundred seventy-eight thousand, three hundred sixty-nine".