672087571082 has 4 divisors (see below), whose sum is σ = 1008131356626. Its totient is φ = 336043785540.

The previous prime is 672087571061. The next prime is 672087571091. The reversal of 672087571082 is 280175780276.

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

It can be written as a sum of positive squares in only one way, i.e., 667376258761 + 4711312321 = 816931^2 + 68639^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168021892769 + ... + 168021892772.

Almost surely, 2^672087571082 is an apocalyptic number.

672087571082 is a deficient number, since it is larger than the sum of its proper divisors (336043785544).

672087571082 is a wasteful number, since it uses less digits than its factorization.

672087571082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336043785543.

The product of its (nonzero) digits is 2634240, while the sum is 53.

The spelling of 672087571082 in words is "six hundred seventy-two billion, eighty-seven million, five hundred seventy-one thousand, eighty-two".