1148864038685 has 8 divisors (see below), whose sum is σ = 1503967468896. Its totient is φ = 835537482640.

The previous prime is 1148864038681. The next prime is 1148864038703. The reversal of 1148864038685 is 5868304688411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1148864038685 - 2² = 1148864038681 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148864038681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10444218479 + ... + 10444218588.

It is an arithmetic number, because the mean of its divisors is an integer number (187995933612).

Almost surely, 2^{1148864038685} is an apocalyptic number.

It is an amenable number.

1148864038685 is a deficient number, since it is larger than the sum of its proper divisors (355103430211).

1148864038685 is a wasteful number, since it uses less digits than its factorization.

1148864038685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20888437083.

The product of its (nonzero) digits is 35389440, while the sum is 62.

The spelling of 1148864038685 in words is "one trillion, one hundred forty-eight billion, eight hundred sixty-four million, thirty-eight thousand, six hundred eighty-five".