36821513063 has 4 divisors (see below), whose sum is σ = 38091220440. Its totient is φ = 35551805688.

The previous prime is 36821513017. The next prime is 36821513077. The reversal of 36821513063 is 36031512863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36031512863 = 139 ⋅259219517.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36821513063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36821563063) 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, 634853645 + ... + 634853702.

It is an arithmetic number, because the mean of its divisors is an integer number (9522805110).

Almost surely, 2^36821513063 is an apocalyptic number.

36821513063 is a deficient number, since it is larger than the sum of its proper divisors (1269707377).

36821513063 is a wasteful number, since it uses less digits than its factorization.

36821513063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269707376.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 36821513063 in words is "thirty-six billion, eight hundred twenty-one million, five hundred thirteen thousand, sixty-three".