2451144442 has 8 divisors (see below), whose sum is σ = 3677115456. Its totient is φ = 1225439292.

The previous prime is 2451144427. The next prime is 2451144497. The reversal of 2451144442 is 2444411542.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41548 + ... + 81415.

It is an arithmetic number, because the mean of its divisors is an integer number (459639432).

Almost surely, 2^2451144442 is an apocalyptic number.

2451144442 is a deficient number, since it is larger than the sum of its proper divisors (1225971014).

2451144442 is a wasteful number, since it uses less digits than its factorization.

2451144442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132932.

The product of its digits is 20480, while the sum is 31.

The square root of 2451144442 is about 49509.0339433118. The cubic root of 2451144442 is about 1348.3096249640.

Adding to 2451144442 its reverse (2444411542), we get a palindrome (4895555984).

The spelling of 2451144442 in words is "two billion, four hundred fifty-one million, one hundred forty-four thousand, four hundred forty-two".