45243120451430 has 32 divisors (see below), whose sum is σ = 88863881548320. Its totient is φ = 16447813240320.

The previous prime is 45243120451369. The next prime is 45243120451439. The reversal of 45243120451430 is 3415402134254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45243120451439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52452269 + ... + 53307848.

It is an arithmetic number, because the mean of its divisors is an integer number (2776996298385).

Almost surely, 2^{45243120451430} is an apocalyptic number.

45243120451430 is a deficient number, since it is larger than the sum of its proper divisors (43620761096890).

45243120451430 is a wasteful number, since it uses less digits than its factorization.

45243120451430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105764024.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 45243120451430 its reverse (3415402134254), we get a palindrome (48658522585684).

The spelling of 45243120451430 in words is "forty-five trillion, two hundred forty-three billion, one hundred twenty million, four hundred fifty-one thousand, four hundred thirty".