36556061641 has 8 divisors (see below), whose sum is σ = 39884068224. Its totient is φ = 33228843120.

The previous prime is 36556061627. The next prime is 36556061651. The reversal of 36556061641 is 14616065563.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36556061641 - 2⁷ = 36556061513 is a prime.

It is a super-2 number, since 2×36556061641² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36556061651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97846 + ... + 287551.

It is an arithmetic number, because the mean of its divisors is an integer number (4985508528).

Almost surely, 2^36556061641 is an apocalyptic number.

It is an amenable number.

36556061641 is a deficient number, since it is larger than the sum of its proper divisors (3328006583).

36556061641 is a wasteful number, since it uses less digits than its factorization.

36556061641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394031.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 36556061641 in words is "thirty-six billion, five hundred fifty-six million, sixty-one thousand, six hundred forty-one".