65507135473 has 8 divisors (see below), whose sum is σ = 70549011008. Its totient is φ = 60465669264.

The previous prime is 65507135461. The next prime is 65507135483. The reversal of 65507135473 is 37453170556.

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

It is not a de Polignac number, because 65507135473 - 2⁹ = 65507134961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65507135423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284140 + ... + 460162.

It is an arithmetic number, because the mean of its divisors is an integer number (8818626376).

Almost surely, 2^65507135473 is an apocalyptic number.

It is an amenable number.

65507135473 is a deficient number, since it is larger than the sum of its proper divisors (5041875535).

65507135473 is a wasteful number, since it uses less digits than its factorization.

65507135473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204663.

The product of its (nonzero) digits is 1323000, while the sum is 46.

The spelling of 65507135473 in words is "sixty-five billion, five hundred seven million, one hundred thirty-five thousand, four hundred seventy-three".