440268862046 has 32 divisors (see below), whose sum is σ = 721376173728. Its totient is φ = 200297871360.

The previous prime is 440268862027. The next prime is 440268862057. The reversal of 440268862046 is 640268862044.

It is a super-2 number, since 2×440268862046² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 440268861985 and 440268862003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3152561 + ... + 3289251.

It is an arithmetic number, because the mean of its divisors is an integer number (22543005429).

Almost surely, 2^440268862046 is an apocalyptic number.

440268862046 is a deficient number, since it is larger than the sum of its proper divisors (281107311682).

440268862046 is a wasteful number, since it uses less digits than its factorization.

440268862046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138476.

The product of its (nonzero) digits is 3538944, while the sum is 50.

The spelling of 440268862046 in words is "four hundred forty billion, two hundred sixty-eight million, eight hundred sixty-two thousand, forty-six".