11945630995648 has 56 divisors (see below), whose sum is σ = 27114522660864. Its totient is φ = 5115108000000.

The previous prime is 11945630995643. The next prime is 11945630995667. The reversal of 11945630995648 is 84659903654911.

11945630995648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (11945630995643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11067478 + ... + 12098773.

Almost surely, 2^{11945630995648} is an apocalyptic number.

It is an amenable number.

11945630995648 is an abundant number, since it is smaller than the sum of its proper divisors (15168891665216).

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

11945630995648 is a wasteful number, since it uses less digits than its factorization.

11945630995648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23167421 (or 23167411 counting only the distinct ones).

The product of its (nonzero) digits is 251942400, while the sum is 70.

The spelling of 11945630995648 in words is "eleven trillion, nine hundred forty-five billion, six hundred thirty million, nine hundred ninety-five thousand, six hundred forty-eight".