65456465 has 8 divisors (see below), whose sum is σ = 78592488. Its totient is φ = 52335360.

The previous prime is 65456423. The next prime is 65456467. The reversal of 65456465 is 56465456.

It can be written as a sum of positive squares in 4 ways, for example, as 2666689 + 62789776 = 1633^2 + 7924^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65456465 - 2¹⁰ = 65455441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65456467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11855 + ... + 16475.

It is an arithmetic number, because the mean of its divisors is an integer number (9824061).

Almost surely, 2^65456465 is an apocalyptic number.

It is an amenable number.

65456465 is a deficient number, since it is larger than the sum of its proper divisors (13136023).

65456465 is a wasteful number, since it uses less digits than its factorization.

65456465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7459.

The product of its digits is 432000, while the sum is 41.

The square root of 65456465 is about 8090.5169797733. The cubic root of 65456465 is about 403.0115712761.

The spelling of 65456465 in words is "sixty-five million, four hundred fifty-six thousand, four hundred sixty-five".