65164110455 has 4 divisors (see below), whose sum is σ = 78196932552. Its totient is φ = 52131288360.

The previous prime is 65164110391. The next prime is 65164110461. The reversal of 65164110455 is 55401146156.

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

It is not a de Polignac number, because 65164110455 - 2⁶ = 65164110391 is a prime.

It is a super-2 number, since 2×65164110455² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 6516411041 + ... + 6516411050.

It is an arithmetic number, because the mean of its divisors is an integer number (19549233138).

Almost surely, 2^65164110455 is an apocalyptic number.

65164110455 is a deficient number, since it is larger than the sum of its proper divisors (13032822097).

65164110455 is a wasteful number, since it uses less digits than its factorization.

65164110455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13032822096.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 65164110455 in words is "sixty-five billion, one hundred sixty-four million, one hundred ten thousand, four hundred fifty-five".