39253056949 has 2 divisors, whose sum is σ = 39253056950. Its totient is φ = 39253056948.

The previous prime is 39253056929. The next prime is 39253056977. The reversal of 39253056949 is 94965035293.

It is a happy number.

39253056949 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., 37667822724 + 1585234225 = 194082^2 + 39815^2 .

It is a cyclic number.

It is not a de Polignac number, because 39253056949 - 2¹¹ = 39253054901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39253056949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39253056929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19626528474 + 19626528475.

It is an arithmetic number, because the mean of its divisors is an integer number (19626528475).

Almost surely, 2^39253056949 is an apocalyptic number.

It is an amenable number.

39253056949 is a deficient number, since it is larger than the sum of its proper divisors (1).

39253056949 is an equidigital number, since it uses as much as digits as its factorization.

39253056949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7873200, while the sum is 55.

The spelling of 39253056949 in words is "thirty-nine billion, two hundred fifty-three million, fifty-six thousand, nine hundred forty-nine".