440200654989 has 8 divisors (see below), whose sum is σ = 587350773120. Its totient is φ = 293258820096.

The previous prime is 440200654973. The next prime is 440200655017. The reversal of 440200654989 is 989456002044.

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

It is not a de Polignac number, because 440200654989 - 2⁴ = 440200654973 is a prime.

It is a super-2 number, since 2×440200654989² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440200604989) 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, 52065877 + ... + 52074330.

It is an arithmetic number, because the mean of its divisors is an integer number (73418846640).

Almost surely, 2^440200654989 is an apocalyptic number.

It is an amenable number.

440200654989 is a deficient number, since it is larger than the sum of its proper divisors (147150118131).

440200654989 is a wasteful number, since it uses less digits than its factorization.

440200654989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104141619.

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 440200654989 in words is "four hundred forty billion, two hundred million, six hundred fifty-four thousand, nine hundred eighty-nine".