662814238045 has 8 divisors (see below), whose sum is σ = 800715187800. Its totient is φ = 526692655680.

The previous prime is 662814238001. The next prime is 662814238057. The reversal of 662814238045 is 540832418266.

It can be written as a sum of positive squares in 4 ways, for example, as 50767750489 + 612046487556 = 225317^2 + 782334^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-662814238045 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 662814238045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444841026 + ... + 444842515.

It is an arithmetic number, because the mean of its divisors is an integer number (100089398475).

Almost surely, 2^662814238045 is an apocalyptic number.

It is an amenable number.

662814238045 is a deficient number, since it is larger than the sum of its proper divisors (137900949755).

662814238045 is a wasteful number, since it uses less digits than its factorization.

662814238045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889683695.

The product of its (nonzero) digits is 2211840, while the sum is 49.

The spelling of 662814238045 in words is "six hundred sixty-two billion, eight hundred fourteen million, two hundred thirty-eight thousand, forty-five".