45112522001 has 4 divisors (see below), whose sum is σ = 45852071604. Its totient is φ = 44372972400.

The previous prime is 45112521991. The next prime is 45112522009. The reversal of 45112522001 is 10022521154.

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 2438878225 + 42673643776 = 49385^2 + 206576^2 .

It is a cyclic number.

It is not a de Polignac number, because 45112522001 - 2¹⁰ = 45112520977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45112522009) 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, 369774710 + ... + 369774831.

It is an arithmetic number, because the mean of its divisors is an integer number (11463017901).

Almost surely, 2^45112522001 is an apocalyptic number.

It is an amenable number.

45112522001 is a deficient number, since it is larger than the sum of its proper divisors (739549603).

45112522001 is an equidigital number, since it uses as much as digits as its factorization.

45112522001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739549602.

The product of its (nonzero) digits is 800, while the sum is 23.

The spelling of 45112522001 in words is "forty-five billion, one hundred twelve million, five hundred twenty-two thousand, one".