38073453533 has 2 divisors, whose sum is σ = 38073453534. Its totient is φ = 38073453532.

The previous prime is 38073453463. The next prime is 38073453541. The reversal of 38073453533 is 33535437083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24594707929 + 13478745604 = 156827^2 + 116098^2 .

It is a cyclic number.

It is not a de Polignac number, because 38073453533 - 2⁸ = 38073453277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38073453553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19036726766 + 19036726767.

It is an arithmetic number, because the mean of its divisors is an integer number (19036726767).

Almost surely, 2^38073453533 is an apocalyptic number.

It is an amenable number.

38073453533 is a deficient number, since it is larger than the sum of its proper divisors (1).

38073453533 is an equidigital number, since it uses as much as digits as its factorization.

38073453533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 44.

The spelling of 38073453533 in words is "thirty-eight billion, seventy-three million, four hundred fifty-three thousand, five hundred thirty-three".