45043052201 has 4 divisors (see below), whose sum is σ = 51477773952. Its totient is φ = 38608330452.

The previous prime is 45043052059. The next prime is 45043052207. The reversal of 45043052201 is 10225034054.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45043052201 - 2¹⁸ = 45042790057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45043052207) 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, 3217360865 + ... + 3217360878.

It is an arithmetic number, because the mean of its divisors is an integer number (12869443488).

Almost surely, 2^45043052201 is an apocalyptic number.

It is an amenable number.

45043052201 is a deficient number, since it is larger than the sum of its proper divisors (6434721751).

45043052201 is an equidigital number, since it uses as much as digits as its factorization.

45043052201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6434721750.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 45043052201 its reverse (10225034054), we get a palindrome (55268086255).

The spelling of 45043052201 in words is "forty-five billion, forty-three million, fifty-two thousand, two hundred one".