53952309391 has 2 divisors, whose sum is σ = 53952309392. Its totient is φ = 53952309390.

The previous prime is 53952309379. The next prime is 53952309451. The reversal of 53952309391 is 19390325935.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53952309391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53952309331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26976154695 + 26976154696.

It is an arithmetic number, because the mean of its divisors is an integer number (26976154696).

Almost surely, 2^53952309391 is an apocalyptic number.

53952309391 is a deficient number, since it is larger than the sum of its proper divisors (1).

53952309391 is an equidigital number, since it uses as much as digits as its factorization.

53952309391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 984150, while the sum is 49.

The spelling of 53952309391 in words is "fifty-three billion, nine hundred fifty-two million, three hundred nine thousand, three hundred ninety-one".