676217654 has 16 divisors (see below), whose sum is σ = 1159625376. Its totient is φ = 289708800.

The previous prime is 676217627. The next prime is 676217671. The reversal of 676217654 is 456712676.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47174 + ... + 59814.

It is an arithmetic number, because the mean of its divisors is an integer number (72476586).

Almost surely, 2^676217654 is an apocalyptic number.

676217654 is a deficient number, since it is larger than the sum of its proper divisors (483407722).

676217654 is a wasteful number, since it uses less digits than its factorization.

676217654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16471.

The product of its digits is 423360, while the sum is 44.

The square root of 676217654 is about 26004.1853169831. The cubic root of 676217654 is about 877.7324774796.

The spelling of 676217654 in words is "six hundred seventy-six million, two hundred seventeen thousand, six hundred fifty-four".