36115536240 has 360 divisors, whose sum is σ = 141631100208. Its totient is φ = 8223344640.

The previous prime is 36115536239. The next prime is 36115536257. The reversal of 36115536240 is 4263551163.

36115536240 is a `hidden beast` number, since 3 + 6 + 1 + 1 + 553 + 62 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 36115536195 and 36115536204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9911859 + ... + 9915501.

Almost surely, 2^36115536240 is an apocalyptic number.

36115536240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36115536240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70815550104).

36115536240 is an abundant number, since it is smaller than the sum of its proper divisors (105515563968).

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

36115536240 is a wasteful number, since it uses less digits than its factorization.

36115536240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3957 (or 3941 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 36115536240 in words is "thirty-six billion, one hundred fifteen million, five hundred thirty-six thousand, two hundred forty".