8157773548 has 12 divisors (see below), whose sum is σ = 14295118432. Its totient is φ = 4073454000.

The previous prime is 8157773539. The next prime is 8157773599. The reversal of 8157773548 is 8453777518.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354815 + ... + 1360822.

Almost surely, 2^8157773548 is an apocalyptic number.

It is an amenable number.

8157773548 is a deficient number, since it is larger than the sum of its proper divisors (6137344884).

8157773548 is a wasteful number, since it uses less digits than its factorization.

8157773548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2716392 (or 2716390 counting only the distinct ones).

The product of its digits is 6585600, while the sum is 55.

The square root of 8157773548 is about 90320.3938653945. The cubic root of 8157773548 is about 2013.0622981225.

The spelling of 8157773548 in words is "eight billion, one hundred fifty-seven million, seven hundred seventy-three thousand, five hundred forty-eight".