544502345 has 24 divisors (see below), whose sum is σ = 699845832. Its totient is φ = 406419200.

The previous prime is 544502339. The next prime is 544502351. The reversal of 544502345 is 543205445.

It is an interprime number because it is at equal distance from previous prime (544502339) and next prime (544502351).

It can be written as a sum of positive squares in 4 ways, for example, as 40589641 + 503912704 = 6371^2 + 22448^2 .

It is not a de Polignac number, because 544502345 - 2⁶ = 544502281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105935 + ... + 110955.

It is an arithmetic number, because the mean of its divisors is an integer number (29160243).

Almost surely, 2^544502345 is an apocalyptic number.

It is an amenable number.

544502345 is a deficient number, since it is larger than the sum of its proper divisors (155343487).

544502345 is a wasteful number, since it uses less digits than its factorization.

544502345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5113 (or 5090 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 544502345 is about 23334.5740265384. The cubic root of 544502345 is about 816.5822174697.

The spelling of 544502345 in words is "five hundred forty-four million, five hundred two thousand, three hundred forty-five".