36621356473277 has 12 divisors (see below), whose sum is σ = 38655203067900. Its totient is φ = 34689462060672.

The previous prime is 36621356473237. The next prime is 36621356473469. The reversal of 36621356473277 is 77237465312663.

It can be written as a sum of positive squares in 2 ways, for example, as 32446910895961 + 4174445577316 = 5696219^2 + 2043146^2 .

It is not a de Polignac number, because 36621356473277 - 2²⁰ = 36621355424701 is a prime.

It is a super-2 number, since 2×36621356473277² (a number of 28 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 (36621356473237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3695402 + ... + 9321947.

It is an arithmetic number, because the mean of its divisors is an integer number (3221266922325).

Almost surely, 2^{36621356473277} is an apocalyptic number.

It is an amenable number.

36621356473277 is a deficient number, since it is larger than the sum of its proper divisors (2033846594623).

36621356473277 is a wasteful number, since it uses less digits than its factorization.

36621356473277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13025180 (or 13025161 counting only the distinct ones).

The product of its digits is 160030080, while the sum is 62.

The spelling of 36621356473277 in words is "thirty-six trillion, six hundred twenty-one billion, three hundred fifty-six million, four hundred seventy-three thousand, two hundred seventy-seven".