45187443750643 has 4 divisors (see below), whose sum is σ = 45263645174088. Its totient is φ = 45111242327200.

The previous prime is 45187443750613. The next prime is 45187443750679. The reversal of 45187443750643 is 34605734478154.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45187443750643 - 2¹³ = 45187443742451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45187443750613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38100710833 + ... + 38100712018.

It is an arithmetic number, because the mean of its divisors is an integer number (11315911293522).

Almost surely, 2^{45187443750643} is an apocalyptic number.

45187443750643 is a deficient number, since it is larger than the sum of its proper divisors (76201423445).

45187443750643 is an equidigital number, since it uses as much as digits as its factorization.

45187443750643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76201423444.

The product of its (nonzero) digits is 135475200, while the sum is 61.

The spelling of 45187443750643 in words is "forty-five trillion, one hundred eighty-seven billion, four hundred forty-three million, seven hundred fifty thousand, six hundred forty-three".