1676903844961 has 4 divisors (see below), whose sum is σ = 1683279905472. Its totient is φ = 1670527784452.

The previous prime is 1676903844949. The next prime is 1676903844997. The reversal of 1676903844961 is 1694483096761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1676903844961 - 2³³ = 1668313910369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1676903844893 and 1676903844902.

It is not an unprimeable number, because it can be changed into a prime (1676903844361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3188029861 + ... + 3188030386.

It is an arithmetic number, because the mean of its divisors is an integer number (420819976368).

Almost surely, 2^{1676903844961} is an apocalyptic number.

It is an amenable number.

1676903844961 is a deficient number, since it is larger than the sum of its proper divisors (6376060511).

1676903844961 is an equidigital number, since it uses as much as digits as its factorization.

1676903844961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6376060510.

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 1676903844961 in words is "one trillion, six hundred seventy-six billion, nine hundred three million, eight hundred forty-four thousand, nine hundred sixty-one".