11556406003214 has 32 divisors (see below), whose sum is σ = 18692847532800. Its totient is φ = 5340331892160.

The previous prime is 11556406003187. The next prime is 11556406003301. The reversal of 11556406003214 is 41230060465511.

It is a super-2 number, since 2×11556406003214² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37048169 + ... + 37358795.

It is an arithmetic number, because the mean of its divisors is an integer number (584151485400).

Almost surely, 2^{11556406003214} is an apocalyptic number.

11556406003214 is a deficient number, since it is larger than the sum of its proper divisors (7136441529586).

11556406003214 is a wasteful number, since it uses less digits than its factorization.

11556406003214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334568.

The product of its (nonzero) digits is 86400, while the sum is 38.

Adding to 11556406003214 its reverse (41230060465511), we get a palindrome (52786466468725).

The spelling of 11556406003214 in words is "eleven trillion, five hundred fifty-six billion, four hundred six million, three thousand, two hundred fourteen".