1148731577516 has 24 divisors (see below), whose sum is σ = 2012027243520. Its totient is φ = 573866826192.

The previous prime is 1148731577459. The next prime is 1148731577569. The reversal of 1148731577516 is 6157751378411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30713315 + ... + 30750693.

It is an arithmetic number, because the mean of its divisors is an integer number (83834468480).

Almost surely, 2^{1148731577516} is an apocalyptic number.

It is an amenable number.

1148731577516 is a deficient number, since it is larger than the sum of its proper divisors (863295666004).

1148731577516 is a wasteful number, since it uses less digits than its factorization.

1148731577516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43853 (or 43851 counting only the distinct ones).

The product of its digits is 4939200, while the sum is 56.

The spelling of 1148731577516 in words is "one trillion, one hundred forty-eight billion, seven hundred thirty-one million, five hundred seventy-seven thousand, five hundred sixteen".