676172728448 has 64 divisors (see below), whose sum is σ = 1542315969600. Its totient is φ = 289258324992.

The previous prime is 676172728433. The next prime is 676172728471. The reversal of 676172728448 is 844827271676.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (62) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199703 + ... + 1179926.

It is an arithmetic number, because the mean of its divisors is an integer number (24098687025).

Almost surely, 2^676172728448 is an apocalyptic number.

It is an amenable number.

676172728448 is an abundant number, since it is smaller than the sum of its proper divisors (866143241152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676172728448 is a wasteful number, since it uses less digits than its factorization.

676172728448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380197 (or 1380185 counting only the distinct ones).

The product of its digits is 50577408, while the sum is 62.

The spelling of 676172728448 in words is "six hundred seventy-six billion, one hundred seventy-two million, seven hundred twenty-eight thousand, four hundred forty-eight".