1148628644973 has 12 divisors (see below), whose sum is σ = 1683893404128. Its totient is φ = 754323288840.

The previous prime is 1148628644963. The next prime is 1148628645041. The reversal of 1148628644973 is 3794468268411.

1148628644973 is a `hidden beast` number, since 1 + 1 + 4 + 8 + 62 + 86 + 4 + 497 + 3 = 666.

It is not a de Polignac number, because 1148628644973 - 2²⁰ = 1148627596397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1148628644973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148628644963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 952427793 + ... + 952428998.

It is an arithmetic number, because the mean of its divisors is an integer number (140324450344).

Almost surely, 2^{1148628644973} is an apocalyptic number.

It is an amenable number.

1148628644973 is a deficient number, since it is larger than the sum of its proper divisors (535264759155).

1148628644973 is a wasteful number, since it uses less digits than its factorization.

1148628644973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904856864 (or 1904856861 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 63.

The spelling of 1148628644973 in words is "one trillion, one hundred forty-eight billion, six hundred twenty-eight million, six hundred forty-four thousand, nine hundred seventy-three".