38703343057 has 4 divisors (see below), whose sum is σ = 39647327076. Its totient is φ = 37759359040.

The previous prime is 38703343037. The next prime is 38703343067. The reversal of 38703343057 is 75034330783.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75034330783 = 1487 ⋅50460209.

It can be written as a sum of positive squares in 2 ways, for example, as 2259005841 + 36444337216 = 47529^2 + 190904^2 .

It is a cyclic number.

It is not a de Polignac number, because 38703343057 - 2²³ = 38694954449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38703343037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471991948 + ... + 471992029.

It is an arithmetic number, because the mean of its divisors is an integer number (9911831769).

Almost surely, 2^38703343057 is an apocalyptic number.

It is an amenable number.

38703343057 is a deficient number, since it is larger than the sum of its proper divisors (943984019).

38703343057 is an equidigital number, since it uses as much as digits as its factorization.

38703343057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943984018.

The product of its (nonzero) digits is 635040, while the sum is 43.

The spelling of 38703343057 in words is "thirty-eight billion, seven hundred three million, three hundred forty-three thousand, fifty-seven".