36552212621 has 8 divisors (see below), whose sum is σ = 37607249400. Its totient is φ = 35504962560.

The previous prime is 36552212591. The next prime is 36552212629. The reversal of 36552212621 is 12621225563.

It can be written as a sum of positive squares in 4 ways, for example, as 1790474596 + 34761738025 = 42314^2 + 186445^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36552212621 - 2¹⁴ = 36552196237 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 (36552212629) 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 7 ways as a sum of consecutive naturals, for example, 1937156 + ... + 1955933.

It is an arithmetic number, because the mean of its divisors is an integer number (4700906175).

Almost surely, 2^36552212621 is an apocalyptic number.

It is an amenable number.

36552212621 is a deficient number, since it is larger than the sum of its proper divisors (1055036779).

36552212621 is a wasteful number, since it uses less digits than its factorization.

36552212621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3893359.

The product of its digits is 43200, while the sum is 35.

The spelling of 36552212621 in words is "thirty-six billion, five hundred fifty-two million, two hundred twelve thousand, six hundred twenty-one".