38740043753 has 2 divisors, whose sum is σ = 38740043754. Its totient is φ = 38740043752.

The previous prime is 38740043743. The next prime is 38740043801. The reversal of 38740043753 is 35734004783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20630151424 + 18109892329 = 143632^2 + 134573^2 .

It is a cyclic number.

It is not a de Polignac number, because 38740043753 - 2⁴ = 38740043737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (38740043743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19370021876 + 19370021877.

It is an arithmetic number, because the mean of its divisors is an integer number (19370021877).

Almost surely, 2^38740043753 is an apocalyptic number.

It is an amenable number.

38740043753 is a deficient number, since it is larger than the sum of its proper divisors (1).

38740043753 is an equidigital number, since it uses as much as digits as its factorization.

38740043753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 44.

The spelling of 38740043753 in words is "thirty-eight billion, seven hundred forty million, forty-three thousand, seven hundred fifty-three".