36531232052 has 72 divisors (see below), whose sum is σ = 76463057664. Its totient is φ = 15215957568.

The previous prime is 36531232027. The next prime is 36531232057. The reversal of 36531232052 is 25023213563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36531232057) 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, 7996673 + ... + 8001239.

It is an arithmetic number, because the mean of its divisors is an integer number (1061986912).

Almost surely, 2^36531232052 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 36531232052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38231528832).

36531232052 is an abundant number, since it is smaller than the sum of its proper divisors (39931825612).

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

36531232052 is a wasteful number, since it uses less digits than its factorization.

36531232052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5725 (or 5716 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The spelling of 36531232052 in words is "thirty-six billion, five hundred thirty-one million, two hundred thirty-two thousand, fifty-two".