15243451355 has 16 divisors (see below), whose sum is σ = 19998383328. Its totient is φ = 11062080000.

The previous prime is 15243451277. The next prime is 15243451369. The reversal of 15243451355 is 55315434251.

It is not a de Polignac number, because 15243451355 - 2¹⁰ = 15243450331 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275246 + ... + 325955.

It is an arithmetic number, because the mean of its divisors is an integer number (1249898958).

Almost surely, 2^15243451355 is an apocalyptic number.

15243451355 is a deficient number, since it is larger than the sum of its proper divisors (4754931973).

15243451355 is a wasteful number, since it uses less digits than its factorization.

15243451355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601678.

The product of its digits is 180000, while the sum is 38.

The spelling of 15243451355 in words is "fifteen billion, two hundred forty-three million, four hundred fifty-one thousand, three hundred fifty-five".