662287043441 has 4 divisors (see below), whose sum is σ = 662474080884. Its totient is φ = 662100006000.

The previous prime is 662287043423. The next prime is 662287043461. The reversal of 662287043441 is 144340782266.

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

It can be written as a sum of positive squares in 2 ways, for example, as 246611560000 + 415675483441 = 496600^2 + 644729^2 .

It is a cyclic number.

It is not a de Polignac number, because 662287043441 - 2²⁶ = 662219934577 is a prime.

It is a super-2 number, since 2×662287043441² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (662287043461) 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 3 ways as a sum of consecutive naturals, for example, 93513410 + ... + 93520491.

It is an arithmetic number, because the mean of its divisors is an integer number (165618520221).

Almost surely, 2^662287043441 is an apocalyptic number.

It is an amenable number.

662287043441 is a deficient number, since it is larger than the sum of its proper divisors (187037443).

662287043441 is a wasteful number, since it uses less digits than its factorization.

662287043441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187037442.

The product of its (nonzero) digits is 1548288, while the sum is 47.

The spelling of 662287043441 in words is "six hundred sixty-two billion, two hundred eighty-seven million, forty-three thousand, four hundred forty-one".