45251240423 has 8 divisors (see below), whose sum is σ = 47147512320. Its totient is φ = 43382253240.

The previous prime is 45251240381. The next prime is 45251240449. The reversal of 45251240423 is 32404215254.

45251240423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45251240423 - 2²⁴ = 45234463207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45251240423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45251260423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6817793 + ... + 6824426.

It is an arithmetic number, because the mean of its divisors is an integer number (5893439040).

Almost surely, 2^45251240423 is an apocalyptic number.

45251240423 is a deficient number, since it is larger than the sum of its proper divisors (1896271897).

45251240423 is a wasteful number, since it uses less digits than its factorization.

45251240423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13642357.

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

Adding to 45251240423 its reverse (32404215254), we get a palindrome (77655455677).

The spelling of 45251240423 in words is "forty-five billion, two hundred fifty-one million, two hundred forty thousand, four hundred twenty-three".