45809971201 has 4 divisors (see below), whose sum is σ = 45812838100. Its totient is φ = 45807104304.

The previous prime is 45809971199. The next prime is 45809971271. The reversal of 45809971201 is 10217990854.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5699495025 + 40110476176 = 75495^2 + 200276^2 .

It is a cyclic number.

It is not a de Polignac number, because 45809971201 - 2¹ = 45809971199 is a prime.

It is a super-2 number, since 2×45809971201² (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 (45809971271) 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, 1409346 + ... + 1441483.

It is an arithmetic number, because the mean of its divisors is an integer number (11453209525).

Almost surely, 2^45809971201 is an apocalyptic number.

It is an amenable number.

45809971201 is a deficient number, since it is larger than the sum of its proper divisors (2866899).

45809971201 is a wasteful number, since it uses less digits than its factorization.

45809971201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866898.

The product of its (nonzero) digits is 181440, while the sum is 46.

The spelling of 45809971201 in words is "forty-five billion, eight hundred nine million, nine hundred seventy-one thousand, two hundred one".