4451252431045 has 16 divisors (see below), whose sum is σ = 6105657212928. Its totient is φ = 3051746156160.

The previous prime is 4451252431037. The next prime is 4451252431063. The reversal of 4451252431045 is 5401342521544.

It is not a de Polignac number, because 4451252431045 - 2³ = 4451252431037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4451252430989 and 4451252431007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11075269 + ... + 11470138.

It is an arithmetic number, because the mean of its divisors is an integer number (381603575808).

Almost surely, 2^{4451252431045} is an apocalyptic number.

It is an amenable number.

4451252431045 is a deficient number, since it is larger than the sum of its proper divisors (1654404781883).

4451252431045 is a wasteful number, since it uses less digits than its factorization.

4451252431045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22551060.

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 4451252431045 its reverse (5401342521544), we get a palindrome (9852594952589).

The spelling of 4451252431045 in words is "four trillion, four hundred fifty-one billion, two hundred fifty-two million, four hundred thirty-one thousand, forty-five".