45554445554 has 8 divisors (see below), whose sum is σ = 68522008320. Its totient is φ = 22713776116.

The previous prime is 45554445551. The next prime is 45554445557.

It is a happy number.

45554445554 is nontrivially palindromic in base 10.

45554445554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45554445551) and next prime (45554445557).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45554445551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31722434 + ... + 31723869.

It is an arithmetic number, because the mean of its divisors is an integer number (8565251040).

Almost surely, 2^45554445554 is an apocalyptic number.

45554445554 is a deficient number, since it is larger than the sum of its proper divisors (22967562766).

45554445554 is a wasteful number, since it uses less digits than its factorization.

45554445554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63446664.

The product of its digits is 16000000, while the sum is 50.

The spelling of 45554445554 in words is "forty-five billion, five hundred fifty-four million, four hundred forty-five thousand, five hundred fifty-four".