43363661364 has 30 divisors (see below), whose sum is σ = 113361177314. Its totient is φ = 14454553680.

The previous prime is 43363661351. The next prime is 43363661389. The reversal of 43363661364 is 46316636334.

43363661364 is a `hidden beast` number, since 4 + 3 + 3 + 636 + 6 + 1 + 3 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24698636964 + 18665024400 = 157158^2 + 136620^2 .

It is a super-4 number, since 4×43363661364⁴ (a number of 44 digits) contains 4444 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 66918907 + ... + 66919554.

Almost surely, 2^43363661364 is an apocalyptic number.

It is an amenable number.

43363661364 is an abundant number, since it is smaller than the sum of its proper divisors (69997515950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43363661364 is a wasteful number, since it uses less digits than its factorization.

43363661364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133838477 (or 133838466 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 45.

The spelling of 43363661364 in words is "forty-three billion, three hundred sixty-three million, six hundred sixty-one thousand, three hundred sixty-four".