65545093487 has 2 divisors, whose sum is σ = 65545093488. Its totient is φ = 65545093486.

The previous prime is 65545093463. The next prime is 65545093507. The reversal of 65545093487 is 78439054556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65545093487 - 2²² = 65540899183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65545093987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32772546743 + 32772546744.

It is an arithmetic number, because the mean of its divisors is an integer number (32772546744).

Almost surely, 2^65545093487 is an apocalyptic number.

65545093487 is a deficient number, since it is larger than the sum of its proper divisors (1).

65545093487 is an equidigital number, since it uses as much as digits as its factorization.

65545093487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 65545093487 in words is "sixty-five billion, five hundred forty-five million, ninety-three thousand, four hundred eighty-seven".