1443344466616 has 32 divisors (see below), whose sum is σ = 2985529604400. Its totient is φ = 649911202560.

The previous prime is 1443344466593. The next prime is 1443344466649. The reversal of 1443344466616 is 6166644433441.

It is a super-2 number, since 2×1443344466616² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

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, 169243446 + ... + 169251973.

Almost surely, 2^{1443344466616} is an apocalyptic number.

It is an amenable number.

1443344466616 is an abundant number, since it is smaller than the sum of its proper divisors (1542185137784).

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

1443344466616 is a wasteful number, since it uses less digits than its factorization.

1443344466616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338495479 (or 338495475 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 52.

The spelling of 1443344466616 in words is "one trillion, four hundred forty-three billion, three hundred forty-four million, four hundred sixty-six thousand, six hundred sixteen".