11878416634372 has 6 divisors (see below), whose sum is σ = 20787229110158. Its totient is φ = 5939208317184.

The previous prime is 11878416634333. The next prime is 11878416634411. The reversal of 11878416634372 is 27343661487811.

It is an interprime number because it is at equal distance from previous prime (11878416634333) and next prime (11878416634411).

It can be written as a sum of positive squares in only one way, i.e., 11311759983616 + 566656650756 = 3363296^2 + 752766^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11878416634372.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1484802079293 + ... + 1484802079300.

Almost surely, 2^{11878416634372} is an apocalyptic number.

It is an amenable number.

11878416634372 is a deficient number, since it is larger than the sum of its proper divisors (8908812475786).

11878416634372 is a wasteful number, since it uses less digits than its factorization.

11878416634372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2969604158597 (or 2969604158595 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 61.

The spelling of 11878416634372 in words is "eleven trillion, eight hundred seventy-eight billion, four hundred sixteen million, six hundred thirty-four thousand, three hundred seventy-two".