662371864275081 has 8 divisors (see below), whose sum is σ = 883272646950304. Its totient is φ = 441526162224960.

The previous prime is 662371864275067. The next prime is 662371864275119. The reversal of 662371864275081 is 180572468173266.

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

It is not a de Polignac number, because 662371864275081 - 2²³ = 662371855886473 is a prime.

It is a super-2 number, since 2×662371864275081² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662371864275031) 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, 13770128215 + ... + 13770176316.

It is an arithmetic number, because the mean of its divisors is an integer number (110409080868788).

Almost surely, 2^{662371864275081} is an apocalyptic number.

It is an amenable number.

662371864275081 is a deficient number, since it is larger than the sum of its proper divisors (220900782675223).

662371864275081 is a wasteful number, since it uses less digits than its factorization.

662371864275081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27540312551.

The product of its (nonzero) digits is 162570240, while the sum is 66.

The spelling of 662371864275081 in words is "six hundred sixty-two trillion, three hundred seventy-one billion, eight hundred sixty-four million, two hundred seventy-five thousand, eighty-one".