11477499925666 has 32 divisors (see below), whose sum is σ = 18150325143552. Its totient is φ = 5435289108480.

The previous prime is 11477499925637. The next prime is 11477499925669. The reversal of 11477499925666 is 66652999477411.

It is a junction number, because it is equal to n+sod(n) for n = 11477499925592 and 11477499925601.

It is not an unprimeable number, because it can be changed into a prime (11477499925669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146176530 + ... + 146255026.

It is an arithmetic number, because the mean of its divisors is an integer number (567197660736).

Almost surely, 2^{11477499925666} is an apocalyptic number.

11477499925666 is a deficient number, since it is larger than the sum of its proper divisors (6672825217886).

11477499925666 is a wasteful number, since it uses less digits than its factorization.

11477499925666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128754.

The product of its digits is 1234517760, while the sum is 76.

The spelling of 11477499925666 in words is "eleven trillion, four hundred seventy-seven billion, four hundred ninety-nine million, nine hundred twenty-five thousand, six hundred sixty-six".