144224002400442 has 32 divisors (see below), whose sum is σ = 291599796958080. Its totient is φ = 47550494819520.

The previous prime is 144224002400353. The next prime is 144224002400449. The reversal of 144224002400442 is 244004200422441.

It is not an unprimeable number, because it can be changed into a prime (144224002400449) 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, 140242909 + ... + 141267552.

It is an arithmetic number, because the mean of its divisors is an integer number (9112493654940).

Almost surely, 2^{144224002400442} is an apocalyptic number.

144224002400442 is an abundant number, since it is smaller than the sum of its proper divisors (147375794557638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144224002400442 is a wasteful number, since it uses less digits than its factorization.

144224002400442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281511398.

The product of its (nonzero) digits is 65536, while the sum is 33.

Adding to 144224002400442 its reverse (244004200422441), we get a palindrome (388228202822883).

The spelling of 144224002400442 in words is "one hundred forty-four trillion, two hundred twenty-four billion, two million, four hundred thousand, four hundred forty-two".