4243654976 has 112 divisors (see below), whose sum is σ = 9527511552. Its totient is φ = 1857945600.

The previous prime is 4243654973. The next prime is 4243654979. The reversal of 4243654976 is 6794563424.

It is an interprime number because it is at equal distance from previous prime (4243654973) and next prime (4243654979).

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243654973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7354400 + ... + 7354976.

Almost surely, 2^4243654976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4243654976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4763755776).

4243654976 is an abundant number, since it is smaller than the sum of its proper divisors (5283856576).

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

4243654976 is a wasteful number, since it uses less digits than its factorization.

4243654976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968 (or 958 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 50.

The square root of 4243654976 is about 65143.3417626084. The cubic root of 4243654976 is about 1618.9994044622. Note that the first 3 decimals are identical.

The spelling of 4243654976 in words is "four billion, two hundred forty-three million, six hundred fifty-four thousand, nine hundred seventy-six".