36298940221 has 4 divisors (see below), whose sum is σ = 36300002332. Its totient is φ = 36297878112.

The previous prime is 36298940213. The next prime is 36298940273. The reversal of 36298940221 is 12204989263.

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 17696980900 + 18601959321 = 133030^2 + 136389^2 .

It is a cyclic number.

It is not a de Polignac number, because 36298940221 - 2³ = 36298940213 is a prime.

It is a super-2 number, since 2×36298940221² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36298940201) 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, 478026 + ... + 548731.

It is an arithmetic number, because the mean of its divisors is an integer number (9075000583).

Almost surely, 2^36298940221 is an apocalyptic number.

It is an amenable number.

36298940221 is a deficient number, since it is larger than the sum of its proper divisors (1062111).

36298940221 is a wasteful number, since it uses less digits than its factorization.

36298940221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062110.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 36298940221 in words is "thirty-six billion, two hundred ninety-eight million, nine hundred forty thousand, two hundred twenty-one".