1185138746216 has 48 divisors (see below), whose sum is σ = 2296689459840. Its totient is φ = 572736977280.

The previous prime is 1185138746203. The next prime is 1185138746219. The reversal of 1185138746216 is 6126478315811.

It is not an unprimeable number, because it can be changed into a prime (1185138746219) 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, 217733591 + ... + 217739033.

It is an arithmetic number, because the mean of its divisors is an integer number (47847697080).

Almost surely, 2^{1185138746216} is an apocalyptic number.

It is an amenable number.

1185138746216 is a deficient number, since it is larger than the sum of its proper divisors (1111550713624).

1185138746216 is an frugal number, since it uses more digits than its factorization.

1185138746216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354 (or 6413 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 53.

The spelling of 1185138746216 in words is "one trillion, one hundred eighty-five billion, one hundred thirty-eight million, seven hundred forty-six thousand, two hundred sixteen".