43620245654378 has 32 divisors (see below), whose sum is σ = 69705143403840. Its totient is φ = 20412909256320.

The previous prime is 43620245654371. The next prime is 43620245654459. The reversal of 43620245654378 is 87345654202634.

It is not an unprimeable number, because it can be changed into a prime (43620245654371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258609926 + ... + 258778542.

It is an arithmetic number, because the mean of its divisors is an integer number (2178285731370).

Almost surely, 2^{43620245654378} is an apocalyptic number.

43620245654378 is a deficient number, since it is larger than the sum of its proper divisors (26084897749462).

43620245654378 is a wasteful number, since it uses less digits than its factorization.

43620245654378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250742.

The product of its (nonzero) digits is 116121600, while the sum is 59.

The spelling of 43620245654378 in words is "forty-three trillion, six hundred twenty billion, two hundred forty-five million, six hundred fifty-four thousand, three hundred seventy-eight".