38253450577 has 2 divisors, whose sum is σ = 38253450578. Its totient is φ = 38253450576.

The previous prime is 38253450509. The next prime is 38253450589. The reversal of 38253450577 is 77505435283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31002757776 + 7250692801 = 176076^2 + 85151^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38253450577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38253450577.

It is not a weakly prime, because it can be changed into another prime (38253453577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19126725288 + 19126725289.

It is an arithmetic number, because the mean of its divisors is an integer number (19126725289).

Almost surely, 2^38253450577 is an apocalyptic number.

It is an amenable number.

38253450577 is a deficient number, since it is larger than the sum of its proper divisors (1).

38253450577 is an equidigital number, since it uses as much as digits as its factorization.

38253450577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528000, while the sum is 49.

The spelling of 38253450577 in words is "thirty-eight billion, two hundred fifty-three million, four hundred fifty thousand, five hundred seventy-seven".