45555055555 has 4 divisors (see below), whose sum is σ = 54666066672. Its totient is φ = 36444044440.

The previous prime is 45555055549. The next prime is 45555055583. The reversal of 45555055555 is 55555055554.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 45555055555 - 2²¹ = 45552958403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45555055499 and 45555055508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4555505551 + ... + 4555505560.

It is an arithmetic number, because the mean of its divisors is an integer number (13666516668).

Almost surely, 2^45555055555 is an apocalyptic number.

45555055555 is a deficient number, since it is larger than the sum of its proper divisors (9111011117).

45555055555 is an equidigital number, since it uses as much as digits as its factorization.

45555055555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9111011116.

The product of its (nonzero) digits is 7812500, while the sum is 49.

Subtracting 45555055555 from its reverse (55555055554), we obtain a palindrome (9999999999).

The spelling of 45555055555 in words is "forty-five billion, five hundred fifty-five million, fifty-five thousand, five hundred fifty-five".