38125378575784 has 8 divisors (see below), whose sum is σ = 71485084829610. Its totient is φ = 19062689287888.

The previous prime is 38125378575773. The next prime is 38125378575859. The reversal of 38125378575784 is 48757587352183.

It can be written as a sum of positive squares in only one way, i.e., 24185445336900 + 13939933238884 = 4917870^2 + 3733622^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2382836160979 + ... + 2382836160994.

Almost surely, 2^{38125378575784} is an apocalyptic number.

It is an amenable number.

38125378575784 is a deficient number, since it is larger than the sum of its proper divisors (33359706253826).

38125378575784 is a wasteful number, since it uses less digits than its factorization.

38125378575784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4765672321979 (or 4765672321975 counting only the distinct ones).

The product of its digits is 1580544000, while the sum is 73.

It can be divided in two parts, 3812537 and 8575784, that added together give a palindrome (12388321).

The spelling of 38125378575784 in words is "thirty-eight trillion, one hundred twenty-five billion, three hundred seventy-eight million, five hundred seventy-five thousand, seven hundred eighty-four".