449592064650 has 96 divisors (see below), whose sum is σ = 1239612266880. Its totient is φ = 119819957760.

The previous prime is 449592064631. The next prime is 449592064661. The reversal of 449592064650 is 56460295944.

449592064650 is a `hidden beast` number, since 4 + 4 + 9 + 592 + 0 + 6 + 46 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2192827 + ... + 2389073.

It is an arithmetic number, because the mean of its divisors is an integer number (12912627780).

Almost surely, 2^449592064650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449592064650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619806133440).

449592064650 is an abundant number, since it is smaller than the sum of its proper divisors (790020202230).

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

449592064650 is a wasteful number, since it uses less digits than its factorization.

449592064650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197965 (or 197954 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 449592064650 in words is "four hundred forty-nine billion, five hundred ninety-two million, sixty-four thousand, six hundred fifty".