4977857648 has 10 divisors (see below), whose sum is σ = 9644599224. Its totient is φ = 2488928816.

The previous prime is 4977857623. The next prime is 4977857653. The reversal of 4977857648 is 8467587794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155558036 + ... + 155558067.

Almost surely, 2^4977857648 is an apocalyptic number.

It is an amenable number.

4977857648 is a deficient number, since it is larger than the sum of its proper divisors (4666741576).

4977857648 is a wasteful number, since it uses less digits than its factorization.

4977857648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311116111 (or 311116105 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 65.

The square root of 4977857648 is about 70553.9343197812. The cubic root of 4977857648 is about 1707.4480187567.

The spelling of 4977857648 in words is "four billion, nine hundred seventy-seven million, eight hundred fifty-seven thousand, six hundred forty-eight".