1676248238261 has 4 divisors (see below), whose sum is σ = 1676255868300. Its totient is φ = 1676240608224.

The previous prime is 1676248238257. The next prime is 1676248238279. The reversal of 1676248238261 is 1628328426761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1579247135761 + 97001102500 = 1256681^2 + 311450^2 .

It is a cyclic number.

It is not a de Polignac number, because 1676248238261 - 2² = 1676248238257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1676248238197 and 1676248238206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1676248238461) 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, 3475406 + ... + 3928223.

It is an arithmetic number, because the mean of its divisors is an integer number (419063967075).

Almost surely, 2^{1676248238261} is an apocalyptic number.

It is an amenable number.

1676248238261 is a deficient number, since it is larger than the sum of its proper divisors (7630039).

1676248238261 is an equidigital number, since it uses as much as digits as its factorization.

1676248238261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7630038.

The product of its digits is 9289728, while the sum is 56.

The spelling of 1676248238261 in words is "one trillion, six hundred seventy-six billion, two hundred forty-eight million, two hundred thirty-eight thousand, two hundred sixty-one".