548265857516 has 48 divisors (see below), whose sum is σ = 1087905369600. Its totient is φ = 239671939392.

The previous prime is 548265857509. The next prime is 548265857519. The reversal of 548265857516 is 615758562845.

It is not an unprimeable number, because it can be changed into a prime (548265857519) 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, 4347275 + ... + 4471613.

It is an arithmetic number, because the mean of its divisors is an integer number (22664695200).

Almost surely, 2^548265857516 is an apocalyptic number.

It is an amenable number.

548265857516 is a deficient number, since it is larger than the sum of its proper divisors (539639512084).

548265857516 is a wasteful number, since it uses less digits than its factorization.

548265857516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128838 (or 128836 counting only the distinct ones).

The product of its digits is 80640000, while the sum is 62.

The spelling of 548265857516 in words is "five hundred forty-eight billion, two hundred sixty-five million, eight hundred fifty-seven thousand, five hundred sixteen".