1672716442660 has 12 divisors (see below), whose sum is σ = 3512704529628. Its totient is φ = 669086577056.

The previous prime is 1672716442643. The next prime is 1672716442667. The reversal of 1672716442660 is 662446172761.

It can be written as a sum of positive squares in 2 ways, for example, as 1160312443684 + 512403998976 = 1077178^2 + 715824^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1672716442598 and 1672716442607.

It is not an unprimeable number, because it can be changed into a prime (1672716442667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41817911047 + ... + 41817911086.

It is an arithmetic number, because the mean of its divisors is an integer number (292725377469).

Almost surely, 2^{1672716442660} is an apocalyptic number.

1672716442660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1672716442660 is an abundant number, since it is smaller than the sum of its proper divisors (1839988086968).

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

1672716442660 is a wasteful number, since it uses less digits than its factorization.

1672716442660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83635822142 (or 83635822140 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 52.

The spelling of 1672716442660 in words is "one trillion, six hundred seventy-two billion, seven hundred sixteen million, four hundred forty-two thousand, six hundred sixty".