556802951 has 4 divisors (see below), whose sum is σ = 557250000. Its totient is φ = 556355904.

The previous prime is 556802933. The next prime is 556802971. The reversal of 556802951 is 159208655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 556802951 - 2¹⁸ = 556540807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 556802899 and 556802908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556802971) 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 3 ways as a sum of consecutive naturals, for example, 221651 + ... + 224148.

It is an arithmetic number, because the mean of its divisors is an integer number (139312500).

Almost surely, 2^556802951 is an apocalyptic number.

556802951 is a deficient number, since it is larger than the sum of its proper divisors (447049).

556802951 is a wasteful number, since it uses less digits than its factorization.

556802951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447048.

The product of its (nonzero) digits is 108000, while the sum is 41.

The square root of 556802951 is about 23596.6724560901. The cubic root of 556802951 is about 822.6854998686.

The spelling of 556802951 in words is "five hundred fifty-six million, eight hundred two thousand, nine hundred fifty-one".