36520253504 has 84 divisors (see below), whose sum is σ = 85120910784. Its totient is φ = 15499443456.

The previous prime is 36520253501. The next prime is 36520253509. The reversal of 36520253504 is 40535202563.

It is not an unprimeable number, because it can be changed into a prime (36520253501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266477 + ... + 379539.

It is an arithmetic number, because the mean of its divisors is an integer number (1013344176).

Almost surely, 2^36520253504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36520253504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42560455392).

36520253504 is an abundant number, since it is smaller than the sum of its proper divisors (48600657280).

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

36520253504 is a wasteful number, since it uses less digits than its factorization.

36520253504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113192 (or 113175 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 36520253504 in words is "thirty-six billion, five hundred twenty million, two hundred fifty-three thousand, five hundred four".