662320667117 has 4 divisors (see below), whose sum is σ = 668750964960. Its totient is φ = 655890369276.

The previous prime is 662320667083. The next prime is 662320667119. The reversal of 662320667117 is 711766023266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 662320667117 - 2¹² = 662320663021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662320667119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3215148767 + ... + 3215148972.

It is an arithmetic number, because the mean of its divisors is an integer number (167187741240).

Almost surely, 2^662320667117 is an apocalyptic number.

It is an amenable number.

662320667117 is a deficient number, since it is larger than the sum of its proper divisors (6430297843).

662320667117 is a wasteful number, since it uses less digits than its factorization.

662320667117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6430297842.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 662320667117 in words is "six hundred sixty-two billion, three hundred twenty million, six hundred sixty-seven thousand, one hundred seventeen".