679496553 has 16 divisors (see below), whose sum is σ = 1007598400. Its totient is φ = 452576160.

The previous prime is 679496551. The next prime is 679496557. The reversal of 679496553 is 355694976.

It is not a de Polignac number, because 679496553 - 2¹ = 679496551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 679496553.

It is not an unprimeable number, because it can be changed into a prime (679496551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19338 + ... + 41628.

It is an arithmetic number, because the mean of its divisors is an integer number (62974900).

Almost surely, 2^679496553 is an apocalyptic number.

It is an amenable number.

679496553 is a deficient number, since it is larger than the sum of its proper divisors (328101847).

679496553 is a wasteful number, since it uses less digits than its factorization.

679496553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23429 (or 23423 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 54.

The square root of 679496553 is about 26067.1546778700. The cubic root of 679496553 is about 879.1488641165.

The spelling of 679496553 in words is "six hundred seventy-nine million, four hundred ninety-six thousand, five hundred fifty-three".