4194155544 has 64 divisors (see below), whose sum is σ = 11338444800. Its totient is φ = 1287811584.

The previous prime is 4194155521. The next prime is 4194155587. The reversal of 4194155544 is 4455514914.

It is a junction number, because it is equal to n+sod(n) for n = 4194155496 and 4194155505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90184 + ... + 128535.

It is an arithmetic number, because the mean of its divisors is an integer number (177163200).

Almost surely, 2^4194155544 is an apocalyptic number.

It is an amenable number.

4194155544 is an abundant number, since it is smaller than the sum of its proper divisors (7144289256).

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

4194155544 is a wasteful number, since it uses less digits than its factorization.

4194155544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218792 (or 218788 counting only the distinct ones).

The product of its digits is 288000, while the sum is 42.

The square root of 4194155544 is about 64762.3003297443. The cubic root of 4194155544 is about 1612.6799166594.

The spelling of 4194155544 in words is "four billion, one hundred ninety-four million, one hundred fifty-five thousand, five hundred forty-four".