36505400087 has 8 divisors (see below), whose sum is σ = 39390751680. Its totient is φ = 33631083360.

The previous prime is 36505400053. The next prime is 36505400089. The reversal of 36505400087 is 78000450563.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36505400087 - 2²⁶ = 36438291223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36505400087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36505400089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2751839 + ... + 2765072.

It is an arithmetic number, because the mean of its divisors is an integer number (4923843960).

Almost surely, 2^36505400087 is an apocalyptic number.

36505400087 is a deficient number, since it is larger than the sum of its proper divisors (2885351593).

36505400087 is a wasteful number, since it uses less digits than its factorization.

36505400087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517433.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 36505400087 in words is "thirty-six billion, five hundred five million, four hundred thousand, eighty-seven".