2162134356512 has 24 divisors (see below), whose sum is σ = 4584140631756. Its totient is φ = 997908164352.

The previous prime is 2162134356511. The next prime is 2162134356533. The reversal of 2162134356512 is 2156534312612.

It can be written as a sum of positive squares in 2 ways, for example, as 2159829972496 + 2304384016 = 1469636^2 + 48004^2 .

It is a super-2 number, since 2×2162134356512² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2162134356512.

It is not an unprimeable number, because it can be changed into a prime (2162134356511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2598718763 + ... + 2598719594.

Almost surely, 2^{2162134356512} is an apocalyptic number.

It is an amenable number.

2162134356512 is an abundant number, since it is smaller than the sum of its proper divisors (2422006275244).

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

2162134356512 is a wasteful number, since it uses less digits than its factorization.

2162134356512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5197438380 (or 5197438372 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The spelling of 2162134356512 in words is "two trillion, one hundred sixty-two billion, one hundred thirty-four million, three hundred fifty-six thousand, five hundred twelve".