36161210520 has 96 divisors (see below), whose sum is σ = 119278102320. Its totient is φ = 9499057920.

The previous prime is 36161210467. The next prime is 36161210537. The reversal of 36161210520 is 2501216163.

36161210520 is a `hidden beast` number, since 3 + 6 + 16 + 121 + 0 + 520 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 725491 + ... + 773730.

Almost surely, 2^36161210520 is an apocalyptic number.

36161210520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36161210520 is an abundant number, since it is smaller than the sum of its proper divisors (83116891800).

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

36161210520 is a wasteful number, since it uses less digits than its factorization.

36161210520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499305 (or 1499298 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 36161210520 its reverse (2501216163), we get a palindrome (38662426683).

The spelling of 36161210520 in words is "thirty-six billion, one hundred sixty-one million, two hundred ten thousand, five hundred twenty".