45549894554 has 16 divisors (see below), whose sum is σ = 75489340608. Its totient is φ = 20503276992.

The previous prime is 45549894541. The next prime is 45549894617.

45549894554 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29123192 + ... + 29124755.

It is an arithmetic number, because the mean of its divisors is an integer number (4718083788).

Almost surely, 2^45549894554 is an apocalyptic number.

45549894554 is a deficient number, since it is larger than the sum of its proper divisors (29939446054).

45549894554 is a wasteful number, since it uses less digits than its factorization.

45549894554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58247989.

The product of its digits is 103680000, while the sum is 62.

The spelling of 45549894554 in words is "forty-five billion, five hundred forty-nine million, eight hundred ninety-four thousand, five hundred fifty-four".