36161811240 has 64 divisors (see below), whose sum is σ = 111984975360. Its totient is φ = 9332079360.

The previous prime is 36161811229. The next prime is 36161811241. The reversal of 36161811240 is 4211816163.

It is not an unprimeable number, because it can be changed into a prime (36161811241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4856739 + ... + 4864178.

It is an arithmetic number, because the mean of its divisors is an integer number (1749765240).

Almost surely, 2^36161811240 is an apocalyptic number.

36161811240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36161811240 is an abundant number, since it is smaller than the sum of its proper divisors (75823164120).

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

36161811240 is a wasteful number, since it uses less digits than its factorization.

36161811240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9720962 (or 9720958 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 36161811240 in words is "thirty-six billion, one hundred sixty-one million, eight hundred eleven thousand, two hundred forty".