4945377248 has 144 divisors (see below), whose sum is σ = 11982136320. Its totient is φ = 1967486976.

The previous prime is 4945377193. The next prime is 4945377251. The reversal of 4945377248 is 8427735494.

It is a happy number.

It is a super-2 number, since 2×4945377248² = 48913512250072107008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4945377248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5113661 + ... + 5114627.

It is an arithmetic number, because the mean of its divisors is an integer number (83209280).

Almost surely, 2^4945377248 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 4945377248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5991068160).

4945377248 is an abundant number, since it is smaller than the sum of its proper divisors (7036759072).

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

4945377248 is a wasteful number, since it uses less digits than its factorization.

4945377248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097 (or 1072 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 53.

The square root of 4945377248 is about 70323.3762556947. The cubic root of 4945377248 is about 1703.7262265243.

The spelling of 4945377248 in words is "four billion, nine hundred forty-five million, three hundred seventy-seven thousand, two hundred forty-eight".