36521363021 has 8 divisors (see below), whose sum is σ = 42906216864. Its totient is φ = 30647297520.

The previous prime is 36521362993. The next prime is 36521363051. The reversal of 36521363021 is 12036312563.

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 36521363021 - 2⁶ = 36521362957 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 (36521363051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127696931 + ... + 127697216.

It is an arithmetic number, because the mean of its divisors is an integer number (5363277108).

Almost surely, 2^36521363021 is an apocalyptic number.

It is an amenable number.

36521363021 is a deficient number, since it is larger than the sum of its proper divisors (6384853843).

36521363021 is a wasteful number, since it uses less digits than its factorization.

36521363021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255394171.

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 36521363021 its reverse (12036312563), we get a palindrome (48557675584).

The spelling of 36521363021 in words is "thirty-six billion, five hundred twenty-one million, three hundred sixty-three thousand, twenty-one".