38719530653 has 2 divisors, whose sum is σ = 38719530654. Its totient is φ = 38719530652.

The previous prime is 38719530649. The next prime is 38719530697. The reversal of 38719530653 is 35603591783.

38719530653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36665356324 + 2054174329 = 191482^2 + 45323^2 .

It is a cyclic number.

It is not a de Polignac number, because 38719530653 - 2² = 38719530649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38719530613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19359765326 + 19359765327.

It is an arithmetic number, because the mean of its divisors is an integer number (19359765327).

Almost surely, 2^38719530653 is an apocalyptic number.

It is an amenable number.

38719530653 is a deficient number, since it is larger than the sum of its proper divisors (1).

38719530653 is an equidigital number, since it uses as much as digits as its factorization.

38719530653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2041200, while the sum is 50.

The spelling of 38719530653 in words is "thirty-eight billion, seven hundred nineteen million, five hundred thirty thousand, six hundred fifty-three".