38534594865 has 32 divisors (see below), whose sum is σ = 66459187200. Its totient is φ = 18953415936.

The previous prime is 38534594843. The next prime is 38534594873. The reversal of 38534594865 is 56849543583.

It is not a de Polignac number, because 38534594865 - 2⁶ = 38534594801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38534594799 and 38534594808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122736 + ... + 303534.

It is an arithmetic number, because the mean of its divisors is an integer number (2076849600).

Almost surely, 2^38534594865 is an apocalyptic number.

It is an amenable number.

38534594865 is a deficient number, since it is larger than the sum of its proper divisors (27924592335).

38534594865 is a wasteful number, since it uses less digits than its factorization.

38534594865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181913.

The product of its digits is 62208000, while the sum is 60.

The spelling of 38534594865 in words is "thirty-eight billion, five hundred thirty-four million, five hundred ninety-four thousand, eight hundred sixty-five".