65465755 has 4 divisors (see below), whose sum is σ = 78558912. Its totient is φ = 52372600.

The previous prime is 65465717. The next prime is 65465779. The reversal of 65465755 is 55756456.

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

It is not a de Polignac number, because 65465755 - 2¹¹ = 65463707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6546571 + ... + 6546580.

It is an arithmetic number, because the mean of its divisors is an integer number (19639728).

Almost surely, 2^65465755 is an apocalyptic number.

65465755 is a deficient number, since it is larger than the sum of its proper divisors (13093157).

65465755 is a wasteful number, since it uses less digits than its factorization.

65465755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13093156.

The product of its digits is 630000, while the sum is 43.

The square root of 65465755 is about 8091.0910883514. The cubic root of 65465755 is about 403.0306363671.

The spelling of 65465755 in words is "sixty-five million, four hundred sixty-five thousand, seven hundred fifty-five".