36520543422 has 96 divisors (see below), whose sum is σ = 90142730496. Its totient is φ = 10577635200.

The previous prime is 36520543391. The next prime is 36520543427. The reversal of 36520543422 is 22434502563.

36520543422 is a `hidden beast` number, since 36 + 520 + 54 + 34 + 22 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36520543427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8791698 + ... + 8795850.

It is an arithmetic number, because the mean of its divisors is an integer number (938986776).

Almost surely, 2^36520543422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36520543422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45071365248).

36520543422 is an abundant number, since it is smaller than the sum of its proper divisors (53622187074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36520543422 is a wasteful number, since it uses less digits than its factorization.

36520543422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6126 (or 6123 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The spelling of 36520543422 in words is "thirty-six billion, five hundred twenty million, five hundred forty-three thousand, four hundred twenty-two".