45866218896 has 135 divisors (see below), whose sum is σ = 133493883393. Its totient is φ = 15265609920.

The previous prime is 45866218889. The next prime is 45866218933. The reversal of 45866218896 is 69881266854.

The square root of 45866218896 is 214164.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 36418378896 + 9447840000 = 190836^2 + 97200^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 69388806 + ... + 69389466.

Almost surely, 2^45866218896 is an apocalyptic number.

45866218896 is the 214164-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45866218896

45866218896 is an abundant number, since it is smaller than the sum of its proper divisors (87627664497).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45866218896 is an frugal number, since it uses more digits than its factorization.

45866218896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354 (or 666 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 63.

The spelling of 45866218896 in words is "forty-five billion, eight hundred sixty-six million, two hundred eighteen thousand, eight hundred ninety-six".