441662215540 has 48 divisors (see below), whose sum is σ = 1141526961792. Its totient is φ = 139778810496.

The previous prime is 441662215487. The next prime is 441662215591. The reversal of 441662215540 is 45512266144.

It is a junction number, because it is equal to n+sod(n) for n = 441662215493 and 441662215502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121333954 + ... + 121337593.

It is an arithmetic number, because the mean of its divisors is an integer number (23781811704).

Almost surely, 2^441662215540 is an apocalyptic number.

It is an amenable number.

441662215540 is an abundant number, since it is smaller than the sum of its proper divisors (699864746252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441662215540 is a wasteful number, since it uses less digits than its factorization.

441662215540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242671576 (or 242671574 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 441662215540 in words is "four hundred forty-one billion, six hundred sixty-two million, two hundred fifteen thousand, five hundred forty".