43620456120438 has 32 divisors (see below), whose sum is σ = 87693746688000. Its totient is φ = 14464703696256.

The previous prime is 43620456120407. The next prime is 43620456120443. The reversal of 43620456120438 is 83402165402634.

It is a happy number.

43620456120438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43620456120438² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4253470 + ... + 10263182.

It is an arithmetic number, because the mean of its divisors is an integer number (2740429584000).

Almost surely, 2^{43620456120438} is an apocalyptic number.

43620456120438 is an abundant number, since it is smaller than the sum of its proper divisors (44073290567562).

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

43620456120438 is a wasteful number, since it uses less digits than its factorization.

43620456120438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6015996.

The product of its (nonzero) digits is 3317760, while the sum is 48.

The spelling of 43620456120438 in words is "forty-three trillion, six hundred twenty billion, four hundred fifty-six million, one hundred twenty thousand, four hundred thirty-eight".