1673065645120 has 112 divisors (see below), whose sum is σ = 4113161395200. Its totient is φ = 647534684160.

The previous prime is 1673065645081. The next prime is 1673065645123. The reversal of 1673065645120 is 215465603761.

It is not an unprimeable number, because it can be changed into a prime (1673065645123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97495101 + ... + 97512259.

Almost surely, 2^{1673065645120} is an apocalyptic number.

1673065645120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1673065645120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2056580697600).

1673065645120 is an abundant number, since it is smaller than the sum of its proper divisors (2440095750080).

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

1673065645120 is a wasteful number, since it uses less digits than its factorization.

1673065645120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27036 (or 27026 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 1673065645120 in words is "one trillion, six hundred seventy-three billion, sixty-five million, six hundred forty-five thousand, one hundred twenty".