144105134405612 has 12 divisors (see below), whose sum is σ = 252189636957216. Its totient is φ = 72050952417840.

The previous prime is 144105134405569. The next prime is 144105134405621. The reversal of 144105134405612 is 216504431501441.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 144105134405612.

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, 403495439 + ... + 403852422.

It is an arithmetic number, because the mean of its divisors is an integer number (21015803079768).

Almost surely, 2^{144105134405612} is an apocalyptic number.

It is an amenable number.

144105134405612 is a deficient number, since it is larger than the sum of its proper divisors (108084502551604).

144105134405612 is a wasteful number, since it uses less digits than its factorization.

144105134405612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807392488 (or 807392486 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 144105134405612 in words is "one hundred forty-four trillion, one hundred five billion, one hundred thirty-four million, four hundred five thousand, six hundred twelve".