4945243392 has 108 divisors (see below), whose sum is σ = 15008928480. Its totient is φ = 1561641984.

The previous prime is 4945243327. The next prime is 4945243393. The reversal of 4945243392 is 2933425494.

4945243392 is a `hidden beast` number, since 4 + 9 + 4 + 524 + 33 + 92 = 666.

It is a super-2 number, since 2×4945243392² = 48910864412239331328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4945243393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12708 + ... + 100259.

It is an arithmetic number, because the mean of its divisors is an integer number (138971560).

Almost surely, 2^4945243392 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 4945243392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7504464240).

4945243392 is an abundant number, since it is smaller than the sum of its proper divisors (10063685088).

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

4945243392 is a wasteful number, since it uses less digits than its factorization.

4945243392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113008 (or 112991 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The square root of 4945243392 is about 70322.4245315817. The cubic root of 4945243392 is about 1703.7108548600.

The spelling of 4945243392 in words is "four billion, nine hundred forty-five million, two hundred forty-three thousand, three hundred ninety-two".