65507134507 has 8 divisors (see below), whose sum is σ = 65836616976. Its totient is φ = 65178465792.

The previous prime is 65507134477. The next prime is 65507134513. The reversal of 65507134507 is 70543170556.

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

It is a cyclic number.

It is not a de Polignac number, because 65507134507 - 2⁷ = 65507134379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65507134547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41713 + ... + 364354.

It is an arithmetic number, because the mean of its divisors is an integer number (8229577122).

Almost surely, 2^65507134507 is an apocalyptic number.

65507134507 is a deficient number, since it is larger than the sum of its proper divisors (329482469).

65507134507 is a wasteful number, since it uses less digits than its factorization.

65507134507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406877.

The product of its (nonzero) digits is 441000, while the sum is 43.

The spelling of 65507134507 in words is "sixty-five billion, five hundred seven million, one hundred thirty-four thousand, five hundred seven".