363638474825 has 12 divisors (see below), whose sum is σ = 450926412300. Its totient is φ = 290901293760.

The previous prime is 363638474821. The next prime is 363638474861. The reversal of 363638474825 is 528474836363.

It can be written as a sum of positive squares in 6 ways, for example, as 7883486521 + 355754988304 = 88789^2 + 596452^2 .

It is not a de Polignac number, because 363638474825 - 2² = 363638474821 is a prime.

It is not an unprimeable number, because it can be changed into a prime (363638474821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 603251 + ... + 1044599.

It is an arithmetic number, because the mean of its divisors is an integer number (37577201025).

Almost surely, 2^363638474825 is an apocalyptic number.

It is an amenable number.

363638474825 is a deficient number, since it is larger than the sum of its proper divisors (87287937475).

363638474825 is a wasteful number, since it uses less digits than its factorization.

363638474825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474316 (or 474311 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 59.

The spelling of 363638474825 in words is "three hundred sixty-three billion, six hundred thirty-eight million, four hundred seventy-four thousand, eight hundred twenty-five".