1673881872936 has 256 divisors, whose sum is σ = 5608431360000. Its totient is φ = 403806477312.

The previous prime is 1673881872913. The next prime is 1673881872937. The reversal of 1673881872936 is 6392781883761.

It is not an unprimeable number, because it can be changed into a prime (1673881872937) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 507895 + ... + 1898873.

It is an arithmetic number, because the mean of its divisors is an integer number (21907935000).

Almost surely, 2^{1673881872936} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1673881872936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2804215680000).

1673881872936 is an abundant number, since it is smaller than the sum of its proper divisors (3934549487064).

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

1673881872936 is a wasteful number, since it uses less digits than its factorization.

1673881872936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391056 (or 1391052 counting only the distinct ones).

The product of its digits is 146313216, while the sum is 69.

The spelling of 1673881872936 in words is "one trillion, six hundred seventy-three billion, eight hundred eighty-one million, eight hundred seventy-two thousand, nine hundred thirty-six".