1609132445298 has 160 divisors (see below), whose sum is σ = 4135827548160. Its totient is φ = 458072223840.

The previous prime is 1609132445279. The next prime is 1609132445299. The reversal of 1609132445298 is 8925442319061.

It is a happy number.

1609132445298 is a `hidden beast` number, since 1 + 6 + 0 + 91 + 3 + 24 + 4 + 529 + 8 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1609132445299) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 425807173 + ... + 425810951.

It is an arithmetic number, because the mean of its divisors is an integer number (25848922176).

Almost surely, 2^{1609132445298} is an apocalyptic number.

1609132445298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1609132445298, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2067913774080).

1609132445298 is an abundant number, since it is smaller than the sum of its proper divisors (2526695102862).

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

1609132445298 is a wasteful number, since it uses less digits than its factorization.

1609132445298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5074 (or 5065 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 1609132445298 in words is "one trillion, six hundred nine billion, one hundred thirty-two million, four hundred forty-five thousand, two hundred ninety-eight".