662040121227 has 32 divisors (see below), whose sum is σ = 907579411200. Its totient is φ = 429033894912.

The previous prime is 662040121207. The next prime is 662040121247. The reversal of 662040121227 is 722121040266.

It is an interprime number because it is at equal distance from previous prime (662040121207) and next prime (662040121247).

It is not a de Polignac number, because 662040121227 - 2²⁷ = 661905903499 is a prime.

It is a super-2 number, since 2×662040121227² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (662040121207) 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 31 ways as a sum of consecutive naturals, for example, 22831024 + ... + 22860002.

It is an arithmetic number, because the mean of its divisors is an integer number (28361856600).

Almost surely, 2^662040121227 is an apocalyptic number.

662040121227 is a deficient number, since it is larger than the sum of its proper divisors (245539289973).

662040121227 is a wasteful number, since it uses less digits than its factorization.

662040121227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29867.

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 662040121227 in words is "six hundred sixty-two billion, forty million, one hundred twenty-one thousand, two hundred twenty-seven".