2162702126078 has 32 divisors (see below), whose sum is σ = 3614239893600. Its totient is φ = 963703794816.

The previous prime is 2162702126071. The next prime is 2162702126093. The reversal of 2162702126078 is 8706212072612.

It is a super-2 number, since 2×2162702126078² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162702126071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18915908 + ... + 19029896.

It is an arithmetic number, because the mean of its divisors is an integer number (112944996675).

Almost surely, 2^{2162702126078} is an apocalyptic number.

2162702126078 is a deficient number, since it is larger than the sum of its proper divisors (1451537767522).

2162702126078 is a wasteful number, since it uses less digits than its factorization.

2162702126078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139196.

The product of its (nonzero) digits is 225792, while the sum is 44.

The spelling of 2162702126078 in words is "two trillion, one hundred sixty-two billion, seven hundred two million, one hundred twenty-six thousand, seventy-eight".