1162218172116 has 24 divisors (see below), whose sum is σ = 2719396290240. Its totient is φ = 386326930432.

The previous prime is 1162218172099. The next prime is 1162218172117. The reversal of 1162218172116 is 6112718122611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162218172117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134886381 + ... + 134894996.

It is an arithmetic number, because the mean of its divisors is an integer number (113308178760).

Almost surely, 2^{1162218172116} is an apocalyptic number.

It is an amenable number.

1162218172116 is an abundant number, since it is smaller than the sum of its proper divisors (1557178118124).

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

1162218172116 is a wasteful number, since it uses less digits than its factorization.

1162218172116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269781743 (or 269781741 counting only the distinct ones).

The product of its digits is 16128, while the sum is 39.

The spelling of 1162218172116 in words is "one trillion, one hundred sixty-two billion, two hundred eighteen million, one hundred seventy-two thousand, one hundred sixteen".