38162612533 has 2 divisors, whose sum is σ = 38162612534. Its totient is φ = 38162612532.

The previous prime is 38162612471. The next prime is 38162612563. The reversal of 38162612533 is 33521626183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28082050929 + 10080561604 = 167577^2 + 100402^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38162612533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38162612563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19081306266 + 19081306267.

It is an arithmetic number, because the mean of its divisors is an integer number (19081306267).

Almost surely, 2^38162612533 is an apocalyptic number.

It is an amenable number.

38162612533 is a deficient number, since it is larger than the sum of its proper divisors (1).

38162612533 is an equidigital number, since it uses as much as digits as its factorization.

38162612533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The spelling of 38162612533 in words is "thirty-eight billion, one hundred sixty-two million, six hundred twelve thousand, five hundred thirty-three".