4542343656 has 32 divisors (see below), whose sum is σ = 11492681760. Its totient is φ = 1495871552.

The previous prime is 4542343639. The next prime is 4542343667. The reversal of 4542343656 is 6563432454.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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, 1138155 + ... + 1142138.

It is an arithmetic number, because the mean of its divisors is an integer number (359146305).

Almost surely, 2^4542343656 is an apocalyptic number.

It is an amenable number.

4542343656 is an abundant number, since it is smaller than the sum of its proper divisors (6950338104).

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

4542343656 is a wasteful number, since it uses less digits than its factorization.

4542343656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280385 (or 2280381 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 42.

The square root of 4542343656 is about 67396.9113238878. The cubic root of 4542343656 is about 1656.1258247646.

The spelling of 4542343656 in words is "four billion, five hundred forty-two million, three hundred forty-three thousand, six hundred fifty-six".