144634114440644 has 24 divisors (see below), whose sum is σ = 258412667697408. Its totient is φ = 70812556187040.

The previous prime is 144634114440643. The next prime is 144634114440667. The reversal of 144634114440644 is 446044411436441.

It is a junction number, because it is equal to n+sod(n) for n = 144634114440592 and 144634114440601.

It is not an unprimeable number, because it can be changed into a prime (144634114440643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1329010082 + ... + 1329118905.

It is an arithmetic number, because the mean of its divisors is an integer number (10767194487392).

Almost surely, 2^{144634114440644} is an apocalyptic number.

It is an amenable number.

144634114440644 is a deficient number, since it is larger than the sum of its proper divisors (113778553256764).

144634114440644 is a wasteful number, since it uses less digits than its factorization.

144634114440644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2658129275 (or 2658129273 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 50.

The spelling of 144634114440644 in words is "one hundred forty-four trillion, six hundred thirty-four billion, one hundred fourteen million, four hundred forty thousand, six hundred forty-four".