38256771573 has 12 divisors (see below), whose sum is σ = 55296084480. Its totient is φ = 25487759016.

The previous prime is 38256771533. The next prime is 38256771577. The reversal of 38256771573 is 37517765283.

It is a happy number.

38256771573 is a `hidden beast` number, since 3 + 8 + 2 + 5 + 67 + 7 + 1 + 573 = 666.

It is not a de Polignac number, because 38256771573 - 2⁸ = 38256771317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38256771577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1381813 + ... + 1409226.

It is an arithmetic number, because the mean of its divisors is an integer number (4608007040).

Almost surely, 2^38256771573 is an apocalyptic number.

It is an amenable number.

38256771573 is a deficient number, since it is larger than the sum of its proper divisors (17039312907).

38256771573 is a wasteful number, since it uses less digits than its factorization.

38256771573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792568 (or 2792565 counting only the distinct ones).

The product of its digits is 7408800, while the sum is 54.

The spelling of 38256771573 in words is "thirty-eight billion, two hundred fifty-six million, seven hundred seventy-one thousand, five hundred seventy-three".