36750138745 has 4 divisors (see below), whose sum is σ = 44100166500. Its totient is φ = 29400110992.

The previous prime is 36750138721. The next prime is 36750138749. The reversal of 36750138745 is 54783105763.

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 20985578496 + 15764560249 = 144864^2 + 125557^2 .

It is a cyclic number.

It is not a de Polignac number, because 36750138745 - 2⁷ = 36750138617 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (36750138749) 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, 3675013870 + ... + 3675013879.

It is an arithmetic number, because the mean of its divisors is an integer number (11025041625).

Almost surely, 2^36750138745 is an apocalyptic number.

It is an amenable number.

36750138745 is a deficient number, since it is larger than the sum of its proper divisors (7350027755).

36750138745 is an equidigital number, since it uses as much as digits as its factorization.

36750138745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7350027754.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 36750138745 in words is "thirty-six billion, seven hundred fifty million, one hundred thirty-eight thousand, seven hundred forty-five".