555540555455 has 8 divisors (see below), whose sum is σ = 666654629712. Its totient is φ = 444428468928.

The previous prime is 555540555431. The next prime is 555540555467. The reversal of 555540555455 is 554555045555.

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 555540555455 - 2²² = 555536361151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 555540555397 and 555540555406.

It is a congruent number.

It is an unprimeable number.

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, 209144 + ... + 1074626.

It is an arithmetic number, because the mean of its divisors is an integer number (83331828714).

Almost surely, 2^555540555455 is an apocalyptic number.

555540555455 is a deficient number, since it is larger than the sum of its proper divisors (111114074257).

555540555455 is a wasteful number, since it uses less digits than its factorization.

555540555455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993865.

The product of its (nonzero) digits is 31250000, while the sum is 53.

The spelling of 555540555455 in words is "five hundred fifty-five billion, five hundred forty million, five hundred fifty-five thousand, four hundred fifty-five".