65504454085 has 16 divisors (see below), whose sum is σ = 89854342272. Its totient is φ = 44907508800.

The previous prime is 65504454061. The next prime is 65504454107. The reversal of 65504454085 is 58045440556.

65504454085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65504454085 - 2¹³ = 65504445893 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 15 ways as a sum of consecutive naturals, for example, 40771 + ... + 364240.

It is an arithmetic number, because the mean of its divisors is an integer number (5615896392).

Almost surely, 2^65504454085 is an apocalyptic number.

It is an amenable number.

65504454085 is a deficient number, since it is larger than the sum of its proper divisors (24349888187).

65504454085 is a wasteful number, since it uses less digits than its factorization.

65504454085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409644.

The product of its (nonzero) digits is 1920000, while the sum is 46.

The spelling of 65504454085 in words is "sixty-five billion, five hundred four million, four hundred fifty-four thousand, eighty-five".