15404401120012 has 24 divisors (see below), whose sum is σ = 27016101455616. Its totient is φ = 7685515814928.

The previous prime is 15404401119979. The next prime is 15404401120019. The reversal of 15404401120012 is 21002110440451.

It is not an unprimeable number, because it can be changed into a prime (15404401120019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101735953 + ... + 101887255.

It is an arithmetic number, because the mean of its divisors is an integer number (1125670893984).

Almost surely, 2^{15404401120012} is an apocalyptic number.

It is an amenable number.

15404401120012 is a deficient number, since it is larger than the sum of its proper divisors (11611700335604).

15404401120012 is a wasteful number, since it uses less digits than its factorization.

15404401120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206277 (or 206275 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 15404401120012 its reverse (21002110440451), we get a palindrome (36406511560463).

The spelling of 15404401120012 in words is "fifteen trillion, four hundred four billion, four hundred one million, one hundred twenty thousand, twelve".