74355441144 has 16 divisors (see below), whose sum is σ = 185888602920. Its totient is φ = 24785147040.

The previous prime is 74355441133. The next prime is 74355441197. The reversal of 74355441144 is 44114455347.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 74355441096 and 74355441105.

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, 1549071667 + ... + 1549071714.

Almost surely, 2^74355441144 is an apocalyptic number.

It is an amenable number.

74355441144 is an abundant number, since it is smaller than the sum of its proper divisors (111533161776).

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

74355441144 is a wasteful number, since it uses less digits than its factorization.

74355441144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098143390 (or 3098143386 counting only the distinct ones).

The product of its digits is 537600, while the sum is 42.

The spelling of 74355441144 in words is "seventy-four billion, three hundred fifty-five million, four hundred forty-one thousand, one hundred forty-four".