1125663648210 has 64 divisors (see below), whose sum is σ = 3001901333760. Its totient is φ = 300163812480.

The previous prime is 1125663648209. The next prime is 1125663648217. The reversal of 1125663648210 is 128463665211.

1125663648210 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 6 + 636 + 4 + 8 + 2 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1125663648217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7134475 + ... + 7290545.

It is an arithmetic number, because the mean of its divisors is an integer number (46904708340).

Almost surely, 2^{1125663648210} is an apocalyptic number.

1125663648210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125663648210 is an abundant number, since it is smaller than the sum of its proper divisors (1876237685550).

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

1125663648210 is a wasteful number, since it uses less digits than its factorization.

1125663648210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182800 (or 182794 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 1125663648210 in words is "one trillion, one hundred twenty-five billion, six hundred sixty-three million, six hundred forty-eight thousand, two hundred ten".