43541063136425 has 24 divisors (see below), whose sum is σ = 57198077338752. Its totient is φ = 32765953824000.

The previous prime is 43541063136419. The next prime is 43541063136443. The reversal of 43541063136425 is 52463136014534.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-43541063136425 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43541063136425.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27198221 + ... + 28754570.

It is an arithmetic number, because the mean of its divisors is an integer number (2383253222448).

Almost surely, 2^{43541063136425} is an apocalyptic number.

It is an amenable number.

43541063136425 is a deficient number, since it is larger than the sum of its proper divisors (13657014202327).

43541063136425 is a wasteful number, since it uses less digits than its factorization.

43541063136425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55954649 (or 55954644 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 43541063136425 in words is "forty-three trillion, five hundred forty-one billion, sixty-three million, one hundred thirty-six thousand, four hundred twenty-five".