65256455 has 32 divisors (see below), whose sum is σ = 91819008. Its totient is φ = 43993600.

The previous prime is 65256439. The next prime is 65256463. The reversal of 65256455 is 55465256.

It is a happy number.

It is not a de Polignac number, because 65256455 - 2⁴ = 65256439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65894 + ... + 66876.

It is an arithmetic number, because the mean of its divisors is an integer number (2869344).

Almost surely, 2^65256455 is an apocalyptic number.

65256455 is a deficient number, since it is larger than the sum of its proper divisors (26562553).

65256455 is a wasteful number, since it uses less digits than its factorization.

65256455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087.

The product of its digits is 180000, while the sum is 38.

The square root of 65256455 is about 8078.1467552899. The cubic root of 65256455 is about 402.6006692372.

The spelling of 65256455 in words is "sixty-five million, two hundred fifty-six thousand, four hundred fifty-five".