65237428807 has 2 divisors, whose sum is σ = 65237428808. Its totient is φ = 65237428806.

The previous prime is 65237428783. The next prime is 65237428813. The reversal of 65237428807 is 70882473256.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65237428807 - 2¹⁵ = 65237396039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65237428897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32618714403 + 32618714404.

It is an arithmetic number, because the mean of its divisors is an integer number (32618714404).

Almost surely, 2^65237428807 is an apocalyptic number.

65237428807 is a deficient number, since it is larger than the sum of its proper divisors (1).

65237428807 is an equidigital number, since it uses as much as digits as its factorization.

65237428807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 65237428807 in words is "sixty-five billion, two hundred thirty-seven million, four hundred twenty-eight thousand, eight hundred seven".