4551342545 has 4 divisors (see below), whose sum is σ = 5461611060. Its totient is φ = 3641074032.

The previous prime is 4551342533. The next prime is 4551342569. The reversal of 4551342545 is 5452431554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2443522624 + 2107819921 = 49432^2 + 45911^2 .

It is a cyclic number.

It is not a de Polignac number, because 4551342545 - 2¹⁰ = 4551341521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4551342499 and 4551342508.

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 3 ways as a sum of consecutive naturals, for example, 455134250 + ... + 455134259.

It is an arithmetic number, because the mean of its divisors is an integer number (1365402765).

Almost surely, 2^4551342545 is an apocalyptic number.

It is an amenable number.

4551342545 is a deficient number, since it is larger than the sum of its proper divisors (910268515).

4551342545 is an equidigital number, since it uses as much as digits as its factorization.

4551342545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910268514.

The product of its digits is 240000, while the sum is 38.

The square root of 4551342545 is about 67463.6386878146. The cubic root of 4551342545 is about 1657.2187599480.

The spelling of 4551342545 in words is "four billion, five hundred fifty-one million, three hundred forty-two thousand, five hundred forty-five".