36073281073 has 4 divisors (see below), whose sum is σ = 36171573760. Its totient is φ = 35974988388.

The previous prime is 36073281071. The next prime is 36073281103. The reversal of 36073281073 is 37018237063.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 36073281073 - 2¹ = 36073281071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36073281071) 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, 49145793 + ... + 49146526.

It is an arithmetic number, because the mean of its divisors is an integer number (9042893440).

Almost surely, 2^36073281073 is an apocalyptic number.

It is an amenable number.

36073281073 is a deficient number, since it is larger than the sum of its proper divisors (98292687).

36073281073 is an equidigital number, since it uses as much as digits as its factorization.

36073281073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98292686.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 36073281073 in words is "thirty-six billion, seventy-three million, two hundred eighty-one thousand, seventy-three".