45225422231 has 4 divisors (see below), whose sum is σ = 49336824264. Its totient is φ = 41114020200.

The previous prime is 45225422183. The next prime is 45225422287. The reversal of 45225422231 is 13222452254.

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

It is not a de Polignac number, because 45225422231 - 2³⁴ = 28045553047 is a prime.

It is a super-2 number, since 2×45225422231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45225422131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2055701000 + ... + 2055701021.

It is an arithmetic number, because the mean of its divisors is an integer number (12334206066).

Almost surely, 2^45225422231 is an apocalyptic number.

45225422231 is a deficient number, since it is larger than the sum of its proper divisors (4111402033).

45225422231 is a wasteful number, since it uses less digits than its factorization.

45225422231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111402032.

The product of its digits is 38400, while the sum is 32.

Adding to 45225422231 its reverse (13222452254), we get a palindrome (58447874485).

The spelling of 45225422231 in words is "forty-five billion, two hundred twenty-five million, four hundred twenty-two thousand, two hundred thirty-one".