36572005350661 has 4 divisors (see below), whose sum is σ = 39896733109824. Its totient is φ = 33247277591500.

The previous prime is 36572005350659. The next prime is 36572005350737. The reversal of 36572005350661 is 16605350027563.

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 36572005350661 - 2¹ = 36572005350659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36572005350631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662363879565 + ... + 1662363879586.

It is an arithmetic number, because the mean of its divisors is an integer number (9974183277456).

Almost surely, 2^{36572005350661} is an apocalyptic number.

It is an amenable number.

36572005350661 is a deficient number, since it is larger than the sum of its proper divisors (3324727759163).

36572005350661 is a wasteful number, since it uses less digits than its factorization.

36572005350661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324727759162.

The product of its (nonzero) digits is 3402000, while the sum is 49.

The spelling of 36572005350661 in words is "thirty-six trillion, five hundred seventy-two billion, five million, three hundred fifty thousand, six hundred sixty-one".