662135876467 has 4 divisors (see below), whose sum is σ = 713069405440. Its totient is φ = 611202347496.

The previous prime is 662135876447. The next prime is 662135876477. The reversal of 662135876467 is 764678531266.

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

It is not a de Polignac number, because 662135876467 - 2¹¹ = 662135874419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662135876447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25466764467 + ... + 25466764492.

It is an arithmetic number, because the mean of its divisors is an integer number (178267351360).

Almost surely, 2^662135876467 is an apocalyptic number.

662135876467 is a deficient number, since it is larger than the sum of its proper divisors (50933528973).

662135876467 is a wasteful number, since it uses less digits than its factorization.

662135876467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50933528972.

The product of its digits is 60963840, while the sum is 61.

The spelling of 662135876467 in words is "six hundred sixty-two billion, one hundred thirty-five million, eight hundred seventy-six thousand, four hundred sixty-seven".