545366445555 has 32 divisors (see below), whose sum is σ = 889139301696. Its totient is φ = 285345542144.

The previous prime is 545366445539. The next prime is 545366445577. The reversal of 545366445555 is 555544663545.

It is a cyclic number.

It is not a de Polignac number, because 545366445555 - 2⁴ = 545366445539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545366445495 and 545366445504.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9601519 + ... + 9658151.

It is an arithmetic number, because the mean of its divisors is an integer number (27785603178).

Almost surely, 2^545366445555 is an apocalyptic number.

545366445555 is a deficient number, since it is larger than the sum of its proper divisors (343772856141).

545366445555 is a wasteful number, since it uses less digits than its factorization.

545366445555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68807.

The product of its digits is 108000000, while the sum is 57.

The spelling of 545366445555 in words is "five hundred forty-five billion, three hundred sixty-six million, four hundred forty-five thousand, five hundred fifty-five".