144440342136434 has 16 divisors (see below), whose sum is σ = 216690354510336. Its totient is φ = 72210224413200.

The previous prime is 144440342136401. The next prime is 144440342136443. The reversal of 144440342136434 is 434631243044441.

It is a super-2 number, since 2×144440342136434² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868955759 + ... + 869121965.

It is an arithmetic number, because the mean of its divisors is an integer number (13543147156896).

Almost surely, 2^{144440342136434} is an apocalyptic number.

144440342136434 is a deficient number, since it is larger than the sum of its proper divisors (72250012373902).

144440342136434 is a wasteful number, since it uses less digits than its factorization.

144440342136434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223441.

The product of its (nonzero) digits is 5308416, while the sum is 47.

The spelling of 144440342136434 in words is "one hundred forty-four trillion, four hundred forty billion, three hundred forty-two million, one hundred thirty-six thousand, four hundred thirty-four".