1673061769872 has 320 divisors, whose sum is σ = 5135714150400. Its totient is φ = 520319600640.

The previous prime is 1673061769763. The next prime is 1673061769891. The reversal of 1673061769872 is 2789671603761.

1673061769872 is a `hidden beast` number, since 1 + 6 + 7 + 3 + 0 + 617 + 6 + 9 + 8 + 7 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 300205678 + ... + 300211250.

It is an arithmetic number, because the mean of its divisors is an integer number (16049106720).

Almost surely, 2^{1673061769872} is an apocalyptic number.

1673061769872 is a gapful number since it is divisible by the number (12) 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 1673061769872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2567857075200).

1673061769872 is an abundant number, since it is smaller than the sum of its proper divisors (3462652380528).

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

1673061769872 is a wasteful number, since it uses less digits than its factorization.

1673061769872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6423 (or 6411 counting only the distinct ones).

The product of its (nonzero) digits is 32006016, while the sum is 63.

The spelling of 1673061769872 in words is "one trillion, six hundred seventy-three billion, sixty-one million, seven hundred sixty-nine thousand, eight hundred seventy-two".