36550221353 has 4 divisors (see below), whose sum is σ = 36552226500. Its totient is φ = 36548216208.

The previous prime is 36550221347. The next prime is 36550221373. The reversal of 36550221353 is 35312205563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35312205563 = 401 ⋅88060363.

It can be written as a sum of positive squares in 2 ways, for example, as 16325683984 + 20224537369 = 127772^2 + 142213^2 .

It is a cyclic number.

It is not a de Polignac number, because 36550221353 - 2¹² = 36550217257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36550221373) 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, 974978 + ... + 1011771.

It is an arithmetic number, because the mean of its divisors is an integer number (9138056625).

Almost surely, 2^36550221353 is an apocalyptic number.

It is an amenable number.

36550221353 is a deficient number, since it is larger than the sum of its proper divisors (2005147).

36550221353 is a wasteful number, since it uses less digits than its factorization.

36550221353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005146.

The product of its (nonzero) digits is 81000, while the sum is 35.

The spelling of 36550221353 in words is "thirty-six billion, five hundred fifty million, two hundred twenty-one thousand, three hundred fifty-three".