15434451051045 has 32 divisors (see below), whose sum is σ = 26631028728192. Its totient is φ = 7588132607232.

The previous prime is 15434451050987. The next prime is 15434451051049. The reversal of 15434451051045 is 54015015443451.

It is a happy number.

It is not a de Polignac number, because 15434451051045 - 2¹⁰ = 15434451050021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15434451050988 and 15434451051006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15434451051049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53848219 + ... + 54134088.

It is an arithmetic number, because the mean of its divisors is an integer number (832219647756).

Almost surely, 2^{15434451051045} is an apocalyptic number.

15434451051045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15434451051045 is a deficient number, since it is larger than the sum of its proper divisors (11196577677147).

15434451051045 is a wasteful number, since it uses less digits than its factorization.

15434451051045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107983061.

The product of its (nonzero) digits is 480000, while the sum is 42.

Adding to 15434451051045 its reverse (54015015443451), we get a palindrome (69449466494496).

The spelling of 15434451051045 in words is "fifteen trillion, four hundred thirty-four billion, four hundred fifty-one million, fifty-one thousand, forty-five".