36253314521 has 4 divisors (see below), whose sum is σ = 38385862452. Its totient is φ = 34120766592.

The previous prime is 36253314509. The next prime is 36253314527. The reversal of 36253314521 is 12541335263.

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 32225635225 + 4027679296 = 179515^2 + 63464^2 .

It is a cyclic number.

It is not a de Polignac number, because 36253314521 - 2¹⁰ = 36253313497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36253314527) 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, 1066273940 + ... + 1066273973.

It is an arithmetic number, because the mean of its divisors is an integer number (9596465613).

Almost surely, 2^36253314521 is an apocalyptic number.

It is an amenable number.

36253314521 is a deficient number, since it is larger than the sum of its proper divisors (2132547931).

36253314521 is a wasteful number, since it uses less digits than its factorization.

36253314521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132547930.

The product of its digits is 64800, while the sum is 35.

Adding to 36253314521 its reverse (12541335263), we get a palindrome (48794649784).

The spelling of 36253314521 in words is "thirty-six billion, two hundred fifty-three million, three hundred fourteen thousand, five hundred twenty-one".