65507134505 has 8 divisors (see below), whose sum is σ = 78610694400. Its totient is φ = 52404285616.

The previous prime is 65507134477. The next prime is 65507134513. The reversal of 65507134505 is 50543170556.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65507134505 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51926 + ... + 365664.

It is an arithmetic number, because the mean of its divisors is an integer number (9826336800).

Almost surely, 2^65507134505 is an apocalyptic number.

It is an amenable number.

65507134505 is a deficient number, since it is larger than the sum of its proper divisors (13103559895).

65507134505 is a wasteful number, since it uses less digits than its factorization.

65507134505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355503.

The product of its (nonzero) digits is 315000, while the sum is 41.

The spelling of 65507134505 in words is "sixty-five billion, five hundred seven million, one hundred thirty-four thousand, five hundred five".