180049342650 has 96 divisors (see below), whose sum is σ = 461670451200. Its totient is φ = 46401765120.

The previous prime is 180049342631. The next prime is 180049342673. The reversal of 180049342650 is 56243940081.

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, 718087 + ... + 935813.

It is an arithmetic number, because the mean of its divisors is an integer number (4809067200).

Almost surely, 2^180049342650 is an apocalyptic number.

180049342650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 180049342650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230835225600).

180049342650 is an abundant number, since it is smaller than the sum of its proper divisors (281621108550).

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

180049342650 is a wasteful number, since it uses less digits than its factorization.

180049342650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217928 (or 217923 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 180049342650 in words is "one hundred eighty billion, forty-nine million, three hundred forty-two thousand, six hundred fifty".