1676669623 has 4 divisors (see below), whose sum is σ = 1676885040. Its totient is φ = 1676454208.

The previous prime is 1676669593. The next prime is 1676669699. The reversal of 1676669623 is 3269666761.

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

It is a cyclic number.

It is not a de Polignac number, because 1676669623 - 2²⁵ = 1643115191 is a prime.

It is a super-2 number, since 2×1676669623² = 5622442049381924258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1676664623) 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, 95578 + ... + 111751.

It is an arithmetic number, because the mean of its divisors is an integer number (419221260).

Almost surely, 2^1676669623 is an apocalyptic number.

1676669623 is a deficient number, since it is larger than the sum of its proper divisors (215417).

1676669623 is an equidigital number, since it uses as much as digits as its factorization.

1676669623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215416.

The product of its digits is 2939328, while the sum is 52.

The square root of 1676669623 is about 40947.1564702605. The cubic root of 1676669623 is about 1187.9983351543.

The spelling of 1676669623 in words is "one billion, six hundred seventy-six million, six hundred sixty-nine thousand, six hundred twenty-three".