424120240144 has 10 divisors (see below), whose sum is σ = 821732965310. Its totient is φ = 212060120064.

The previous prime is 424120240099. The next prime is 424120240147. The reversal of 424120240144 is 441042021424.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 327312140544 + 96808099600 = 572112^2 + 311140^2 .

It is not an unprimeable number, because it can be changed into a prime (424120240147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13253757489 + ... + 13253757520.

It is an arithmetic number, because the mean of its divisors is an integer number (82173296531).

Almost surely, 2^424120240144 is an apocalyptic number.

It is an amenable number.

424120240144 is a deficient number, since it is larger than the sum of its proper divisors (397612725166).

424120240144 is a wasteful number, since it uses less digits than its factorization.

424120240144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26507515017 (or 26507515011 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 424120240144 its reverse (441042021424), we get a palindrome (865162261568).

The spelling of 424120240144 in words is "four hundred twenty-four billion, one hundred twenty million, two hundred forty thousand, one hundred forty-four".