36521354133 has 36 divisors (see below), whose sum is σ = 61395676524. Its totient is φ = 20832134400.

The previous prime is 36521354119. The next prime is 36521354137. The reversal of 36521354133 is 33145312563.

36521354133 is a `hidden beast` number, since 3 + 65 + 21 + 3 + 541 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17302245444 + 19219108689 = 131538^2 + 138633^2 .

It is not a de Polignac number, because 36521354133 - 2⁵ = 36521354101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36521354137) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 967858 + ... + 1004883.

It is an arithmetic number, because the mean of its divisors is an integer number (1705435459).

Almost surely, 2^36521354133 is an apocalyptic number.

36521354133 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

36521354133 is a deficient number, since it is larger than the sum of its proper divisors (24874322391).

36521354133 is a wasteful number, since it uses less digits than its factorization.

36521354133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972786 (or 1972772 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

Adding to 36521354133 its reverse (33145312563), we get a palindrome (69666666696).

The spelling of 36521354133 in words is "thirty-six billion, five hundred twenty-one million, three hundred fifty-four thousand, one hundred thirty-three".