555420101024555 has 16 divisors (see below), whose sum is σ = 740927658342144. Its totient is φ = 396925531251840.

The previous prime is 555420101024533. The next prime is 555420101024603.

It is a happy number.

555420101024555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 555420101024555 - 2¹⁶ = 555420100959019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137821363004 + ... + 137821367033.

It is an arithmetic number, because the mean of its divisors is an integer number (46307978646384).

Almost surely, 2^{555420101024555} is an apocalyptic number.

555420101024555 is a deficient number, since it is larger than the sum of its proper divisors (185507557317589).

555420101024555 is a wasteful number, since it uses less digits than its factorization.

555420101024555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275642730086.

The product of its (nonzero) digits is 1000000, while the sum is 44.

It can be divided in two parts, 55542010 and 1024555, that added together give a palindrome (56566565).

The spelling of 555420101024555 in words is "five hundred fifty-five trillion, four hundred twenty billion, one hundred one million, twenty-four thousand, five hundred fifty-five".