13406225404212 has 144 divisors (see below), whose sum is σ = 36921350793600. Its totient is φ = 4085371503360.

The previous prime is 13406225404181. The next prime is 13406225404267. The reversal of 13406225404212 is 21240452260431.

13406225404212 is a `hidden beast` number, since 1 + 3 + 4 + 0 + 6 + 225 + 4 + 0 + 421 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37052137 + ... + 37412207.

It is an arithmetic number, because the mean of its divisors is an integer number (256398269400).

Almost surely, 2^{13406225404212} is an apocalyptic number.

13406225404212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13406225404212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18460675396800).

13406225404212 is an abundant number, since it is smaller than the sum of its proper divisors (23515125389388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13406225404212 is a wasteful number, since it uses less digits than its factorization.

13406225404212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362006 (or 362001 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 13406225404212 its reverse (21240452260431), we get a palindrome (34646677664643).

The spelling of 13406225404212 in words is "thirteen trillion, four hundred six billion, two hundred twenty-five million, four hundred four thousand, two hundred twelve".