65505501105 has 32 divisors (see below), whose sum is σ = 114358255488. Its totient is φ = 31754304000.

The previous prime is 65505501097. The next prime is 65505501137. The reversal of 65505501105 is 50110550556.

It is not a de Polignac number, because 65505501105 - 2³ = 65505501097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon 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, 922947 + ... + 991383.

It is an arithmetic number, because the mean of its divisors is an integer number (3573695484).

Almost surely, 2^65505501105 is an apocalyptic number.

It is an amenable number.

65505501105 is a deficient number, since it is larger than the sum of its proper divisors (48852754383).

65505501105 is a wasteful number, since it uses less digits than its factorization.

65505501105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74257.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 65505501105 in words is "sixty-five billion, five hundred five million, five hundred one thousand, one hundred five".