36543621763 has 12 divisors (see below), whose sum is σ = 40206580960. Its totient is φ = 33189385680.

The previous prime is 36543621743. The next prime is 36543621773. The reversal of 36543621763 is 36712634563.

It is a happy number.

It is not a de Polignac number, because 36543621763 - 2²¹ = 36541524611 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36543621743) 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, 19620 + ... + 271057.

Almost surely, 2^36543621763 is an apocalyptic number.

36543621763 is a deficient number, since it is larger than the sum of its proper divisors (3662959197).

36543621763 is a wasteful number, since it uses less digits than its factorization.

36543621763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291738 (or 291727 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 46.

The spelling of 36543621763 in words is "thirty-six billion, five hundred forty-three million, six hundred twenty-one thousand, seven hundred sixty-three".