65612363287 has 2 divisors, whose sum is σ = 65612363288. Its totient is φ = 65612363286.

The previous prime is 65612363273. The next prime is 65612363351. The reversal of 65612363287 is 78236321656.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65612363287 - 2¹⁵ = 65612330519 is a prime.

It is a super-2 number, since 2×65612363287² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65612363287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65612363387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32806181643 + 32806181644.

It is an arithmetic number, because the mean of its divisors is an integer number (32806181644).

Almost surely, 2^65612363287 is an apocalyptic number.

65612363287 is a deficient number, since it is larger than the sum of its proper divisors (1).

65612363287 is an equidigital number, since it uses as much as digits as its factorization.

65612363287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 49.

The spelling of 65612363287 in words is "sixty-five billion, six hundred twelve million, three hundred sixty-three thousand, two hundred eighty-seven".