36857703745 has 4 divisors (see below), whose sum is σ = 44229244500. Its totient is φ = 29486162992.

The previous prime is 36857703643. The next prime is 36857703749. The reversal of 36857703745 is 54730775863.

It is a happy number.

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 8428708864 + 28428994881 = 91808^2 + 168609^2 .

It is a cyclic number.

It is not a de Polignac number, because 36857703745 - 2¹¹ = 36857701697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36857703749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3685770370 + ... + 3685770379.

It is an arithmetic number, because the mean of its divisors is an integer number (11057311125).

Almost surely, 2^36857703745 is an apocalyptic number.

It is an amenable number.

36857703745 is a deficient number, since it is larger than the sum of its proper divisors (7371540755).

36857703745 is an equidigital number, since it uses as much as digits as its factorization.

36857703745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7371540754.

The product of its (nonzero) digits is 14817600, while the sum is 55.

The spelling of 36857703745 in words is "thirty-six billion, eight hundred fifty-seven million, seven hundred three thousand, seven hundred forty-five".