38619132533 has 2 divisors, whose sum is σ = 38619132534. Its totient is φ = 38619132532.

The previous prime is 38619132473. The next prime is 38619132551. The reversal of 38619132533 is 33523191683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30385021969 + 8234110564 = 174313^2 + 90742^2 .

It is a cyclic number.

It is not a de Polignac number, because 38619132533 - 2³⁰ = 37545390709 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38619131533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19309566266 + 19309566267.

It is an arithmetic number, because the mean of its divisors is an integer number (19309566267).

Almost surely, 2^38619132533 is an apocalyptic number.

It is an amenable number.

38619132533 is a deficient number, since it is larger than the sum of its proper divisors (1).

38619132533 is an equidigital number, since it uses as much as digits as its factorization.

38619132533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 44.

The spelling of 38619132533 in words is "thirty-eight billion, six hundred nineteen million, one hundred thirty-two thousand, five hundred thirty-three".