556722228890 has 16 divisors (see below), whose sum is σ = 1003807177632. Its totient is φ = 222309521424.

The previous prime is 556722228833. The next prime is 556722228901. The reversal of 556722228890 is 98822227655.

556722228890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47415104 + ... + 47426843.

It is an arithmetic number, because the mean of its divisors is an integer number (62737948602).

Almost surely, 2^556722228890 is an apocalyptic number.

556722228890 is a deficient number, since it is larger than the sum of its proper divisors (447084948742).

556722228890 is a wasteful number, since it uses less digits than its factorization.

556722228890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94842541.

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 556722228890 in words is "five hundred fifty-six billion, seven hundred twenty-two million, two hundred twenty-eight thousand, eight hundred ninety".