65507134506 has 16 divisors (see below), whose sum is σ = 142924657248. Its totient is φ = 19850646800.

The previous prime is 65507134477. The next prime is 65507134513. The reversal of 65507134506 is 60543170556.

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, 496266105 + ... + 496266236.

It is an arithmetic number, because the mean of its divisors is an integer number (8932791078).

Almost surely, 2^65507134506 is an apocalyptic number.

65507134506 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

65507134506 is an abundant number, since it is smaller than the sum of its proper divisors (77417522742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65507134506 is a wasteful number, since it uses less digits than its factorization.

65507134506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992532357.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 65507134506 in words is "sixty-five billion, five hundred seven million, one hundred thirty-four thousand, five hundred six".