36520260405 has 32 divisors (see below), whose sum is σ = 60594403584. Its totient is φ = 18767033856.

The previous prime is 36520260397. The next prime is 36520260409. The reversal of 36520260405 is 50406202563.

It is not a de Polignac number, because 36520260405 - 2³ = 36520260397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36520260409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 262264 + ... + 376593.

It is an arithmetic number, because the mean of its divisors is an integer number (1893575112).

Almost surely, 2^36520260405 is an apocalyptic number.

It is an amenable number.

36520260405 is a deficient number, since it is larger than the sum of its proper divisors (24074143179).

36520260405 is a wasteful number, since it uses less digits than its factorization.

36520260405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639005.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 36520260405 its reverse (50406202563), we get a palindrome (86926462968).

The spelling of 36520260405 in words is "thirty-six billion, five hundred twenty million, two hundred sixty thousand, four hundred five".