38565648194 has 16 divisors (see below), whose sum is σ = 58454374776. Its totient is φ = 19080921600.

The previous prime is 38565648169. The next prime is 38565648203. The reversal of 38565648194 is 49184656583.

It can be written as a sum of positive squares in 4 ways, for example, as 38548217569 + 17430625 = 196337^2 + 4175^2 .

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 7 ways as a sum of consecutive naturals, for example, 1582784 + ... + 1606964.

Almost surely, 2^38565648194 is an apocalyptic number.

38565648194 is a deficient number, since it is larger than the sum of its proper divisors (19888726582).

38565648194 is a wasteful number, since it uses less digits than its factorization.

38565648194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32501.

The product of its digits is 24883200, while the sum is 59.

The spelling of 38565648194 in words is "thirty-eight billion, five hundred sixty-five million, six hundred forty-eight thousand, one hundred ninety-four".