36573543550 has 48 divisors (see below), whose sum is σ = 69908061312. Its totient is φ = 14225328000.

The previous prime is 36573543529. The next prime is 36573543557. The reversal of 36573543550 is 5534537563.

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

It is a self number, because there is not a number n which added to its sum of digits gives 36573543550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36573543557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3604284 + ... + 3614416.

It is an arithmetic number, because the mean of its divisors is an integer number (1456417944).

Almost surely, 2^36573543550 is an apocalyptic number.

36573543550 is a deficient number, since it is larger than the sum of its proper divisors (33334517762).

36573543550 is a wasteful number, since it uses less digits than its factorization.

36573543550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12133 (or 12128 counting only the distinct ones).

The product of its (nonzero) digits is 2835000, while the sum is 46.

The spelling of 36573543550 in words is "thirty-six billion, five hundred seventy-three million, five hundred forty-three thousand, five hundred fifty".