672689799898 has 8 divisors (see below), whose sum is σ = 1030503523392. Its totient is φ = 329188625436.

The previous prime is 672689799877. The next prime is 672689799917. The reversal of 672689799898 is 898997986276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×672689799898² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3578137140 + ... + 3578137327.

It is an arithmetic number, because the mean of its divisors is an integer number (128812940424).

Almost surely, 2^672689799898 is an apocalyptic number.

672689799898 is a deficient number, since it is larger than the sum of its proper divisors (357813723494).

672689799898 is a wasteful number, since it uses less digits than its factorization.

672689799898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7156274516.

The product of its digits is 11851370496, while the sum is 88.

The spelling of 672689799898 in words is "six hundred seventy-two billion, six hundred eighty-nine million, seven hundred ninety-nine thousand, eight hundred ninety-eight".