4555644465554 has 64 divisors (see below), whose sum is σ = 8496884497920. Its totient is φ = 1783724820480.

The previous prime is 4555644465551. The next prime is 4555644465557.

It is a happy number.

4555644465554 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (4555644465551) and next prime (4555644465557).

It is not an unprimeable number, because it can be changed into a prime (4555644465551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33468674 + ... + 33604514.

It is an arithmetic number, because the mean of its divisors is an integer number (132763820280).

Almost surely, 2^{4555644465554} is an apocalyptic number.

4555644465554 is a deficient number, since it is larger than the sum of its proper divisors (3941240032366).

4555644465554 is a wasteful number, since it uses less digits than its factorization.

4555644465554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137755.

The product of its digits is 576000000, while the sum is 62.

The spelling of 4555644465554 in words is "four trillion, five hundred fifty-five billion, six hundred forty-four million, four hundred sixty-five thousand, five hundred fifty-four".