554640956 has 24 divisors (see below), whose sum is σ = 983048976. Its totient is φ = 273784320.

The previous prime is 554640923. The next prime is 554640967. The reversal of 554640956 is 659046455.

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, 179666 + ... + 182726.

It is an arithmetic number, because the mean of its divisors is an integer number (40960374).

Almost surely, 2^554640956 is an apocalyptic number.

It is an amenable number.

554640956 is a deficient number, since it is larger than the sum of its proper divisors (428408020).

554640956 is a wasteful number, since it uses less digits than its factorization.

554640956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629 (or 3627 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The square root of 554640956 is about 23550.8164614308. The cubic root of 554640956 is about 821.6193243673.

The spelling of 554640956 in words is "five hundred fifty-four million, six hundred forty thousand, nine hundred fifty-six".