38525665585 has 48 divisors (see below), whose sum is σ = 52179664320. Its totient is φ = 27079453440.

The previous prime is 38525665567. The next prime is 38525665601. The reversal of 38525665585 is 58556652583.

It is a happy number.

It is not a de Polignac number, because 38525665585 - 2¹³ = 38525657393 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11819686 + ... + 11822944.

It is an arithmetic number, because the mean of its divisors is an integer number (1087076340).

Almost surely, 2^38525665585 is an apocalyptic number.

It is an amenable number.

38525665585 is a deficient number, since it is larger than the sum of its proper divisors (13653998735).

38525665585 is a wasteful number, since it uses less digits than its factorization.

38525665585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506 (or 3469 counting only the distinct ones).

The product of its digits is 43200000, while the sum is 58.

The spelling of 38525665585 in words is "thirty-eight billion, five hundred twenty-five million, six hundred sixty-five thousand, five hundred eighty-five".