1669672632320 has 1024 divisors, whose sum is σ = 5307391296000. Its totient is φ = 499415777280.

The previous prime is 1669672632311. The next prime is 1669672632347. The reversal of 1669672632320 is 232362769661.

It is a tau number, because it is divible by the number of its divisors (1024).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22872227804 + ... + 22872227876.

Almost surely, 2^{1669672632320} is an apocalyptic number.

1669672632320 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 1669672632320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2653695648000).

1669672632320 is an abundant number, since it is smaller than the sum of its proper divisors (3637718663680).

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

1669672632320 is an frugal number, since it uses more digits than its factorization.

1669672632320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 53.

The spelling of 1669672632320 in words is "one trillion, six hundred sixty-nine billion, six hundred seventy-two million, six hundred thirty-two thousand, three hundred twenty".