545370344 has 8 divisors (see below), whose sum is σ = 1022569410. Its totient is φ = 272685168.

The previous prime is 545370337. The next prime is 545370347. The reversal of 545370344 is 443073545.

It can be written as a sum of positive squares in only one way, i.e., 455310244 + 90060100 = 21338^2 + 9490^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×545370344² = 594857624229356672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545370347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34085639 + ... + 34085654.

Almost surely, 2^545370344 is an apocalyptic number.

It is an amenable number.

545370344 is a deficient number, since it is larger than the sum of its proper divisors (477199066).

545370344 is a wasteful number, since it uses less digits than its factorization.

545370344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68171299 (or 68171295 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 35.

The square root of 545370344 is about 23353.1656098269. The cubic root of 545370344 is about 817.0158955831.

The spelling of 545370344 in words is "five hundred forty-five million, three hundred seventy thousand, three hundred forty-four".