15551454214 has 8 divisors (see below), whose sum is σ = 23377783968. Its totient is φ = 7758859560.

The previous prime is 15551454211. The next prime is 15551454271. The reversal of 15551454214 is 41245415551.

15551454214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15551454211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8432622 + ... + 8434465.

It is an arithmetic number, because the mean of its divisors is an integer number (2922222996).

Almost surely, 2^15551454214 is an apocalyptic number.

15551454214 is a deficient number, since it is larger than the sum of its proper divisors (7826329754).

15551454214 is a wasteful number, since it uses less digits than its factorization.

15551454214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16867550.

The product of its digits is 80000, while the sum is 37.

Adding to 15551454214 its reverse (41245415551), we get a palindrome (56796869765).

The spelling of 15551454214 in words is "fifteen billion, five hundred fifty-one million, four hundred fifty-four thousand, two hundred fourteen".