555516556051 has 2 divisors, whose sum is σ = 555516556052. Its totient is φ = 555516556050.

The previous prime is 555516555989. The next prime is 555516556061. The reversal of 555516556051 is 150655615555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555516556051 - 2¹⁵ = 555516523283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555516555986 and 555516556004.

It is not a weakly prime, because it can be changed into another prime (555516556061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277758278025 + 277758278026.

It is an arithmetic number, because the mean of its divisors is an integer number (277758278026).

Almost surely, 2^555516556051 is an apocalyptic number.

555516556051 is a deficient number, since it is larger than the sum of its proper divisors (1).

555516556051 is an equidigital number, since it uses as much as digits as its factorization.

555516556051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2812500, while the sum is 49.

The spelling of 555516556051 in words is "five hundred fifty-five billion, five hundred sixteen million, five hundred fifty-six thousand, fifty-one".