36610649547 has 4 divisors (see below), whose sum is σ = 48814199400. Its totient is φ = 24407099696.

The previous prime is 36610649513. The next prime is 36610649609. The reversal of 36610649547 is 74594601663.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36610649547 - 2¹⁸ = 36610387403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36610649547.

It is not an unprimeable number, because it can be changed into a prime (36610649147) 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, 6101774922 + ... + 6101774927.

It is an arithmetic number, because the mean of its divisors is an integer number (12203549850).

Almost surely, 2^36610649547 is an apocalyptic number.

36610649547 is a deficient number, since it is larger than the sum of its proper divisors (12203549853).

36610649547 is a wasteful number, since it uses less digits than its factorization.

36610649547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12203549852.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 36610649547 in words is "thirty-six billion, six hundred ten million, six hundred forty-nine thousand, five hundred forty-seven".