144556166456 has 16 divisors (see below), whose sum is σ = 291892259400. Its totient is φ = 66718230624.

The previous prime is 144556166449. The next prime is 144556166539. The reversal of 144556166456 is 654661655441.

It is a junction number, because it is equal to n+sod(n) for n = 144556166398 and 144556166407.

It is a congruent number.

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, 694981466 + ... + 694981673.

Almost surely, 2^144556166456 is an apocalyptic number.

It is an amenable number.

144556166456 is an abundant number, since it is smaller than the sum of its proper divisors (147336092944).

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

144556166456 is a wasteful number, since it uses less digits than its factorization.

144556166456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389963158 (or 1389963154 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 53.

The spelling of 144556166456 in words is "one hundred forty-four billion, five hundred fifty-six million, one hundred sixty-six thousand, four hundred fifty-six".