556665150551 has 8 divisors (see below), whose sum is σ = 576137286000. Its totient is φ = 537211467520.

The previous prime is 556665150539. The next prime is 556665150577. The reversal of 556665150551 is 155051566655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 556665150551 - 2³⁰ = 555591408727 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 556665150551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556665158551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4551701 + ... + 4672398.

It is an arithmetic number, because the mean of its divisors is an integer number (72017160750).

Almost surely, 2^556665150551 is an apocalyptic number.

556665150551 is a deficient number, since it is larger than the sum of its proper divisors (19472135449).

556665150551 is a wasteful number, since it uses less digits than its factorization.

556665150551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9226209.

The product of its (nonzero) digits is 3375000, while the sum is 50.

The spelling of 556665150551 in words is "five hundred fifty-six billion, six hundred sixty-five million, one hundred fifty thousand, five hundred fifty-one".