12409216941 has 16 divisors (see below), whose sum is σ = 18051663168. Its totient is φ = 7519948800.

The previous prime is 12409216921. The next prime is 12409216969. The reversal of 12409216941 is 14961290421.

It is not a de Polignac number, because 12409216941 - 2¹⁵ = 12409184173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12409216941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12409216921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521005 + ... + 544301.

It is an arithmetic number, because the mean of its divisors is an integer number (1128228948).

Almost surely, 2^12409216941 is an apocalyptic number.

12409216941 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12409216941 is a deficient number, since it is larger than the sum of its proper divisors (5642446227).

12409216941 is a wasteful number, since it uses less digits than its factorization.

12409216941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39452.

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 12409216941 in words is "twelve billion, four hundred nine million, two hundred sixteen thousand, nine hundred forty-one".