1125644850736 has 80 divisors (see below), whose sum is σ = 2500266361600. Its totient is φ = 480917170944.

The previous prime is 1125644850731. The next prime is 1125644850739. The reversal of 1125644850736 is 6370584465211.

It is not an unprimeable number, because it can be changed into a prime (1125644850731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112864246 + ... + 112874218.

It is an arithmetic number, because the mean of its divisors is an integer number (31253329520).

Almost surely, 2^{1125644850736} is an apocalyptic number.

1125644850736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1125644850736 is an abundant number, since it is smaller than the sum of its proper divisors (1374621510864).

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

1125644850736 is a wasteful number, since it uses less digits than its factorization.

1125644850736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13026 (or 13020 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 1125644850736 in words is "one trillion, one hundred twenty-five billion, six hundred forty-four million, eight hundred fifty thousand, seven hundred thirty-six".