18496771248 has 40 divisors (see below), whose sum is σ = 47796709168. Its totient is φ = 6163863552.

The previous prime is 18496771231. The next prime is 18496771259. The reversal of 18496771248 is 84217769481.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125340 + ... + 229572.

Almost surely, 2^18496771248 is an apocalyptic number.

It is an amenable number.

18496771248 is an abundant number, since it is smaller than the sum of its proper divisors (29299937920).

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

18496771248 is a wasteful number, since it uses less digits than its factorization.

18496771248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107941 (or 107935 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 57.

The spelling of 18496771248 in words is "eighteen billion, four hundred ninety-six million, seven hundred seventy-one thousand, two hundred forty-eight".