39385226653 has 2 divisors, whose sum is σ = 39385226654. Its totient is φ = 39385226652.

The previous prime is 39385226641. The next prime is 39385226659. The reversal of 39385226653 is 35662258393.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27807897049 + 11577329604 = 166757^2 + 107598^2 .

It is a cyclic number.

It is not a de Polignac number, because 39385226653 - 2³³ = 30795292061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39385226653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39385226659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19692613326 + 19692613327.

It is an arithmetic number, because the mean of its divisors is an integer number (19692613327).

Almost surely, 2^39385226653 is an apocalyptic number.

It is an amenable number.

39385226653 is a deficient number, since it is larger than the sum of its proper divisors (1).

39385226653 is an equidigital number, since it uses as much as digits as its factorization.

39385226653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6998400, while the sum is 52.

The spelling of 39385226653 in words is "thirty-nine billion, three hundred eighty-five million, two hundred twenty-six thousand, six hundred fifty-three".