12088434178 has 16 divisors (see below), whose sum is σ = 18656767584. Its totient is φ = 5870811040.

The previous prime is 12088434131. The next prime is 12088434209. The reversal of 12088434178 is 87143488021.

It is a super-2 number, since 2×12088434178² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306100 + ... + 343327.

It is an arithmetic number, because the mean of its divisors is an integer number (1166047974).

Almost surely, 2^12088434178 is an apocalyptic number.

12088434178 is a deficient number, since it is larger than the sum of its proper divisors (6568333406).

12088434178 is a wasteful number, since it uses less digits than its factorization.

12088434178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649697.

The product of its (nonzero) digits is 344064, while the sum is 46.

The spelling of 12088434178 in words is "twelve billion, eighty-eight million, four hundred thirty-four thousand, one hundred seventy-eight".