38965475425 has 6 divisors (see below), whose sum is σ = 48317189558. Its totient is φ = 31172380320.

The previous prime is 38965475411. The next prime is 38965475429. The reversal of 38965475425 is 52457456983.

It can be written as a sum of positive squares in 3 ways, for example, as 5411662096 + 33553813329 = 73564^2 + 183177^2 .

It is a de Polignac number, because none of the positive numbers 2^k-38965475425 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38965475425.

It is not an unprimeable number, because it can be changed into a prime (38965475429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 779309484 + ... + 779309533.

Almost surely, 2^38965475425 is an apocalyptic number.

It is an amenable number.

38965475425 is a deficient number, since it is larger than the sum of its proper divisors (9351714133).

38965475425 is a wasteful number, since it uses less digits than its factorization.

38965475425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558619027 (or 1558619022 counting only the distinct ones).

The product of its digits is 36288000, while the sum is 58.

The spelling of 38965475425 in words is "thirty-eight billion, nine hundred sixty-five million, four hundred seventy-five thousand, four hundred twenty-five".