36340502643 has 24 divisors (see below), whose sum is σ = 53783271360. Its totient is φ = 23631200640.

The previous prime is 36340502521. The next prime is 36340502687. The reversal of 36340502643 is 34620504363.

36340502643 is a `hidden beast` number, since 3 + 6 + 3 + 4 + 0 + 5 + 0 + 2 + 643 = 666.

It is not a de Polignac number, because 36340502643 - 2¹³ = 36340494451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36340502598 and 36340502607.

It is not an unprimeable number, because it can be changed into a prime (36340502743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2880393 + ... + 2892981.

It is an arithmetic number, because the mean of its divisors is an integer number (2240969640).

Almost surely, 2^36340502643 is an apocalyptic number.

36340502643 is a deficient number, since it is larger than the sum of its proper divisors (17442768717).

36340502643 is a wasteful number, since it uses less digits than its factorization.

36340502643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20459 (or 20456 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

The spelling of 36340502643 in words is "thirty-six billion, three hundred forty million, five hundred two thousand, six hundred forty-three".