1188874040426 has 8 divisors (see below), whose sum is σ = 1783836966144. Its totient is φ = 594261718380.

The previous prime is 1188874040413. The next prime is 1188874040441. The reversal of 1188874040426 is 6240404788811.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1188874040426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87642440 + ... + 87656003.

It is an arithmetic number, because the mean of its divisors is an integer number (222979620768).

Almost surely, 2^{1188874040426} is an apocalyptic number.

1188874040426 is a deficient number, since it is larger than the sum of its proper divisors (594962925718).

1188874040426 is a wasteful number, since it uses less digits than its factorization.

1188874040426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175301836.

The product of its (nonzero) digits is 2752512, while the sum is 53.

The spelling of 1188874040426 in words is "one trillion, one hundred eighty-eight billion, eight hundred seventy-four million, forty thousand, four hundred twenty-six".