1672281281883 has 16 divisors (see below), whose sum is σ = 2327181785856. Its totient is φ = 1066139548320.

The previous prime is 1672281281851. The next prime is 1672281281887. The reversal of 1672281281883 is 3881821822761.

It is a happy number.

It is not a de Polignac number, because 1672281281883 - 2⁵ = 1672281281851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1672281281887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2452573 + ... + 3059358.

It is an arithmetic number, because the mean of its divisors is an integer number (145448861616).

Almost surely, 2^{1672281281883} is an apocalyptic number.

1672281281883 is a deficient number, since it is larger than the sum of its proper divisors (654900503973).

1672281281883 is a wasteful number, since it uses less digits than its factorization.

1672281281883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5516354.

The product of its digits is 4128768, while the sum is 57.

The spelling of 1672281281883 in words is "one trillion, six hundred seventy-two billion, two hundred eighty-one million, two hundred eighty-one thousand, eight hundred eighty-three".