36701872197 has 4 divisors (see below), whose sum is σ = 48935829600. Its totient is φ = 24467914796.

The previous prime is 36701872189. The next prime is 36701872201. The reversal of 36701872197 is 79127810763.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79127810763 = 3 ⋅26375936921.

It is a cyclic number.

It is not a de Polignac number, because 36701872197 - 2³ = 36701872189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36701872117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6116978697 + ... + 6116978702.

It is an arithmetic number, because the mean of its divisors is an integer number (12233957400).

Almost surely, 2^36701872197 is an apocalyptic number.

It is an amenable number.

36701872197 is a deficient number, since it is larger than the sum of its proper divisors (12233957403).

36701872197 is a wasteful number, since it uses less digits than its factorization.

36701872197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12233957402.

The product of its (nonzero) digits is 889056, while the sum is 51.

The spelling of 36701872197 in words is "thirty-six billion, seven hundred one million, eight hundred seventy-two thousand, one hundred ninety-seven".