441000155644650 has 192 divisors, whose sum is σ = 1389633653468160. Its totient is φ = 100739564049600.

The previous prime is 441000155644637. The next prime is 441000155644687. The reversal of 441000155644650 is 56446551000144.

441000155644650 is a `hidden beast` number, since 4 + 4 + 1 + 0 + 0 + 0 + 1 + 556 + 4 + 46 + 50 = 666.

It is a super-2 number, since 2×441000155644650² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 441000155644596 and 441000155644605.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1755945 + ... + 29750355.

It is an arithmetic number, because the mean of its divisors is an integer number (7237675278480).

Almost surely, 2^{441000155644650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 441000155644650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (694816826734080).

441000155644650 is an abundant number, since it is smaller than the sum of its proper divisors (948633497823510).

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

441000155644650 is a wasteful number, since it uses less digits than its factorization.

441000155644650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27996106 (or 27996095 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 441000155644650 in words is "four hundred forty-one trillion, one hundred fifty-five million, six hundred forty-four thousand, six hundred fifty".