38867741672 has 8 divisors (see below), whose sum is σ = 72877015650. Its totient is φ = 19433870832.

The previous prime is 38867741663. The next prime is 38867741677. The reversal of 38867741672 is 27614776883.

It can be written as a sum of positive squares in only one way, i.e., 34316080516 + 4551661156 = 185246^2 + 67466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (38867741677) by changing a digit.

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 as a sum of consecutive naturals, namely, 2429233847 + ... + 2429233862.

Almost surely, 2^38867741672 is an apocalyptic number.

It is an amenable number.

38867741672 is a deficient number, since it is larger than the sum of its proper divisors (34009273978).

38867741672 is a wasteful number, since it uses less digits than its factorization.

38867741672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4858467715 (or 4858467711 counting only the distinct ones).

The product of its digits is 18966528, while the sum is 59.

The spelling of 38867741672 in words is "thirty-eight billion, eight hundred sixty-seven million, seven hundred forty-one thousand, six hundred seventy-two".