45799852081 has 3 divisors (see below), whose sum is σ = 45800066091. Its totient is φ = 45799638072.

The previous prime is 45799852057. The next prime is 45799852103. The reversal of 45799852081 is 18025899754.

The square root of 45799852081 is 214009.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 3938692081 + 41861160000 = 62759^2 + 204600^2 .

It is not a de Polignac number, because 45799852081 - 2¹⁵ = 45799819313 is a prime.

It is a super-2 number, since 2×45799852081² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45799852181) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 107005 + ... + 321013.

It is an arithmetic number, because the mean of its divisors is an integer number (15266688697).

Almost surely, 2^45799852081 is an apocalyptic number.

45799852081 is the 214009-th square number.

45799852081 is the 107005-th centered octagonal number.

It is an amenable number.

45799852081 is a deficient number, since it is larger than the sum of its proper divisors (214010).

45799852081 is an frugal number, since it uses more digits than its factorization.

45799852081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428018 (or 214009 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 58.

The spelling of 45799852081 in words is "forty-five billion, seven hundred ninety-nine million, eight hundred fifty-two thousand, eighty-one".