4624545749 has 4 divisors (see below), whose sum is σ = 4624831980. Its totient is φ = 4624259520.

The previous prime is 4624545727. The next prime is 4624545791. The reversal of 4624545749 is 9475454264.

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 2096266225 + 2528279524 = 45785^2 + 50282^2 .

It is a cyclic number.

It is not a de Polignac number, because 4624545749 - 2¹⁶ = 4624480213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4624545697 and 4624545706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4624545049) by changing a digit.

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, 117332 + ... + 151709.

It is an arithmetic number, because the mean of its divisors is an integer number (1156207995).

Almost surely, 2^4624545749 is an apocalyptic number.

It is an amenable number.

4624545749 is a deficient number, since it is larger than the sum of its proper divisors (286231).

4624545749 is a wasteful number, since it uses less digits than its factorization.

4624545749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286230.

The product of its digits is 4838400, while the sum is 50.

The square root of 4624545749 is about 68004.0127418963. The cubic root of 4624545749 is about 1666.0563775467.

The spelling of 4624545749 in words is "four billion, six hundred twenty-four million, five hundred forty-five thousand, seven hundred forty-nine".