2162802378399 has 32 divisors (see below), whose sum is σ = 3128320876800. Its totient is φ = 1321204227840.

The previous prime is 2162802378323. The next prime is 2162802378403. The reversal of 2162802378399 is 9938732082612.

It is not a de Polignac number, because 2162802378399 - 2⁷ = 2162802378271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162802377399) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49086819 + ... + 49130859.

It is an arithmetic number, because the mean of its divisors is an integer number (97760027400).

Almost surely, 2^{2162802378399} is an apocalyptic number.

2162802378399 is a deficient number, since it is larger than the sum of its proper divisors (965518498401).

2162802378399 is a wasteful number, since it uses less digits than its factorization.

2162802378399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53255.

The product of its (nonzero) digits is 15676416, while the sum is 60.

The spelling of 2162802378399 in words is "two trillion, one hundred sixty-two billion, eight hundred two million, three hundred seventy-eight thousand, three hundred ninety-nine".