672628199039 has 4 divisors (see below), whose sum is σ = 679287884280. Its totient is φ = 665968513800.

The previous prime is 672628199029. The next prime is 672628199063. The reversal of 672628199039 is 930991826276.

It is a happy number.

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 672628199039 - 2¹² = 672628194943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672628199029) 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, 3329842469 + ... + 3329842670.

It is an arithmetic number, because the mean of its divisors is an integer number (169821971070).

Almost surely, 2^672628199039 is an apocalyptic number.

672628199039 is a deficient number, since it is larger than the sum of its proper divisors (6659685241).

672628199039 is a wasteful number, since it uses less digits than its factorization.

672628199039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6659685240.

The product of its (nonzero) digits is 17635968, while the sum is 62.

The spelling of 672628199039 in words is "six hundred seventy-two billion, six hundred twenty-eight million, one hundred ninety-nine thousand, thirty-nine".