4243542912 has 128 divisors (see below), whose sum is σ = 14313619200. Its totient is φ = 1212433920.

The previous prime is 4243542899. The next prime is 4243542931. The reversal of 4243542912 is 2192453424.

It is a happy number.

4243542912 is a `hidden beast` number, since 4 + 24 + 3 + 542 + 91 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 63514 + ... + 111897.

It is an arithmetic number, because the mean of its divisors is an integer number (111825150).

Almost surely, 2^4243542912 is an apocalyptic number.

4243542912 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4243542912 is an abundant number, since it is smaller than the sum of its proper divisors (10070076288).

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

4243542912 is a wasteful number, since it uses less digits than its factorization.

4243542912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175441 (or 175423 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 4243542912 is about 65142.4816229778. The cubic root of 4243542912 is about 1618.9851531350.

The spelling of 4243542912 in words is "four billion, two hundred forty-three million, five hundred forty-two thousand, nine hundred twelve".