65505463 has 4 divisors (see below), whose sum is σ = 65684320. Its totient is φ = 65326608.

The previous prime is 65505443. The next prime is 65505467. The reversal of 65505463 is 36450556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65505463 - 2¹⁷ = 65374391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65505467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88878 + ... + 89611.

It is an arithmetic number, because the mean of its divisors is an integer number (16421080).

Almost surely, 2^65505463 is an apocalyptic number.

65505463 is a deficient number, since it is larger than the sum of its proper divisors (178857).

65505463 is a wasteful number, since it uses less digits than its factorization.

65505463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178856.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 65505463 is about 8093.5445263494. The cubic root of 65505463 is about 403.1121054546.

The spelling of 65505463 in words is "sixty-five million, five hundred five thousand, four hundred sixty-three".