38200743545 has 4 divisors (see below), whose sum is σ = 45840892260. Its totient is φ = 30560594832.

The previous prime is 38200743523. The next prime is 38200743557. The reversal of 38200743545 is 54534700283.

38200743545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4540603456 + 33660140089 = 67384^2 + 183467^2 .

It is a cyclic number.

It is not a de Polignac number, because 38200743545 - 2⁶ = 38200743481 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3820074350 + ... + 3820074359.

It is an arithmetic number, because the mean of its divisors is an integer number (11460223065).

Almost surely, 2^38200743545 is an apocalyptic number.

It is an amenable number.

38200743545 is a deficient number, since it is larger than the sum of its proper divisors (7640148715).

38200743545 is an equidigital number, since it uses as much as digits as its factorization.

38200743545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7640148714.

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 38200743545 in words is "thirty-eight billion, two hundred million, seven hundred forty-three thousand, five hundred forty-five".