43620456120439 has 12 divisors (see below), whose sum is σ = 47953758211128. Its totient is φ = 39648917187440.

The previous prime is 43620456120407. The next prime is 43620456120443. The reversal of 43620456120439 is 93402165402634.

It is not a de Polignac number, because 43620456120439 - 2⁵ = 43620456120407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43620456120392 and 43620456120401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43620456120739) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26670424 + ... + 28258669.

It is an arithmetic number, because the mean of its divisors is an integer number (3996146517594).

Almost surely, 2^{43620456120439} is an apocalyptic number.

43620456120439 is a deficient number, since it is larger than the sum of its proper divisors (4333302090689).

43620456120439 is a wasteful number, since it uses less digits than its factorization.

43620456120439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54935678 (or 54935667 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 43620456120439 in words is "forty-three trillion, six hundred twenty billion, four hundred fifty-six million, one hundred twenty thousand, four hundred thirty-nine".