2162573538216 has 128 divisors (see below), whose sum is σ = 6654517390080. Its totient is φ = 570310926336.

The previous prime is 2162573538163. The next prime is 2162573538239. The reversal of 2162573538216 is 6128353752612.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49810630 + ... + 49854026.

It is an arithmetic number, because the mean of its divisors is an integer number (51988417110).

Almost surely, 2^{2162573538216} is an apocalyptic number.

2162573538216 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2162573538216 is an abundant number, since it is smaller than the sum of its proper divisors (4491943851864).

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

2162573538216 is a wasteful number, since it uses less digits than its factorization.

2162573538216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66243 (or 66239 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 51.

The spelling of 2162573538216 in words is "two trillion, one hundred sixty-two billion, five hundred seventy-three million, five hundred thirty-eight thousand, two hundred sixteen".