11506438494694 has 192 divisors, whose sum is σ = 21554273664000. Its totient is φ = 4571440473600.

The previous prime is 11506438494679. The next prime is 11506438494731. The reversal of 11506438494694 is 49649483460511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 601194177 + ... + 601213315.

It is an arithmetic number, because the mean of its divisors is an integer number (112261842000).

Almost surely, 2^{11506438494694} is an apocalyptic number.

11506438494694 is a deficient number, since it is larger than the sum of its proper divisors (10047835169306).

11506438494694 is a wasteful number, since it uses less digits than its factorization.

11506438494694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19355 (or 19344 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 64.

The spelling of 11506438494694 in words is "eleven trillion, five hundred six billion, four hundred thirty-eight million, four hundred ninety-four thousand, six hundred ninety-four".