1125680020216 has 64 divisors (see below), whose sum is σ = 2166192000000. Its totient is φ = 548153619840.

The previous prime is 1125680020193. The next prime is 1125680020229. The reversal of 1125680020216 is 6120200865211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65472181 + ... + 65489371.

It is an arithmetic number, because the mean of its divisors is an integer number (33846750000).

Almost surely, 2^{1125680020216} is an apocalyptic number.

It is an amenable number.

1125680020216 is a deficient number, since it is larger than the sum of its proper divisors (1040511979784).

1125680020216 is a wasteful number, since it uses less digits than its factorization.

1125680020216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18092 (or 18088 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

Adding to 1125680020216 its reverse (6120200865211), we get a palindrome (7245880885427).

The spelling of 1125680020216 in words is "one trillion, one hundred twenty-five billion, six hundred eighty million, twenty thousand, two hundred sixteen".