1148573664656 has 60 divisors (see below), whose sum is σ = 2524963725312. Its totient is φ = 505237656000.

The previous prime is 1148573664647. The next prime is 1148573664751. The reversal of 1148573664656 is 6564663758411.

It is a Harshad number since it is a multiple of its sum of digits (62).

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 11 ways as a sum of consecutive naturals, for example, 9508880 + ... + 9628911.

Almost surely, 2^{1148573664656} is an apocalyptic number.

1148573664656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1148573664656 is an abundant number, since it is smaller than the sum of its proper divisors (1376390060656).

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

1148573664656 is a wasteful number, since it uses less digits than its factorization.

1148573664656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19137852 (or 19137835 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 62.

The spelling of 1148573664656 in words is "one trillion, one hundred forty-eight billion, five hundred seventy-three million, six hundred sixty-four thousand, six hundred fifty-six".