418044768485 has 8 divisors (see below), whose sum is σ = 501657262200. Its totient is φ = 334433454784.

The previous prime is 418044768469. The next prime is 418044768499. The reversal of 418044768485 is 584867440814.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 108126538276 + 309918230209 = 328826^2 + 556703^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 418044768485 - 2⁴ = 418044768469 is a prime.

It is a super-2 number, since 2×418044768485² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1006019 + ... + 1359471.

It is an arithmetic number, because the mean of its divisors is an integer number (62707157775).

Almost surely, 2^418044768485 is an apocalyptic number.

It is an amenable number.

418044768485 is a deficient number, since it is larger than the sum of its proper divisors (83612493715).

418044768485 is a wasteful number, since it uses less digits than its factorization.

418044768485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590007.

The product of its (nonzero) digits is 27525120, while the sum is 59.

The spelling of 418044768485 in words is "four hundred eighteen billion, forty-four million, seven hundred sixty-eight thousand, four hundred eighty-five".