36531300040 has 32 divisors (see below), whose sum is σ = 83009250360. Its totient is φ = 14467840000.

The previous prime is 36531300037. The next prime is 36531300049. The reversal of 36531300040 is 4000313563.

It can be written as a sum of positive squares in 4 ways, for example, as 35727804324 + 803495716 = 189018^2 + 28346^2 .

It is a super-2 number, since 2×36531300040² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36531299978 and 36531300014.

It is not an unprimeable number, because it can be changed into a prime (36531300049) 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, 4517161 + ... + 4525240.

Almost surely, 2^36531300040 is an apocalyptic number.

It is an amenable number.

36531300040 is an abundant number, since it is smaller than the sum of its proper divisors (46477950320).

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

36531300040 is a wasteful number, since it uses less digits than its factorization.

36531300040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9042513 (or 9042509 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The spelling of 36531300040 in words is "thirty-six billion, five hundred thirty-one million, three hundred thousand, forty".