36405378683532 has 72 divisors (see below), whose sum is σ = 94278836892240. Its totient is φ = 11837938798080.

The previous prime is 36405378683503. The next prime is 36405378683539. The reversal of 36405378683532 is 23538687350463.

36405378683532 is a `hidden beast` number, since 3 + 6 + 4 + 0 + 5 + 37 + 8 + 68 + 3 + 532 = 666.

It is a super-2 number, since 2×36405378683532² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36405378683532.

It is not an unprimeable number, because it can be changed into a prime (36405378683539) 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 23 ways as a sum of consecutive naturals, for example, 13259319 + ... + 15767697.

It is an arithmetic number, because the mean of its divisors is an integer number (1309428290170).

Almost surely, 2^{36405378683532} is an apocalyptic number.

It is an amenable number.

36405378683532 is an abundant number, since it is smaller than the sum of its proper divisors (57873458208708).

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

36405378683532 is a wasteful number, since it uses less digits than its factorization.

36405378683532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2518263 (or 2518258 counting only the distinct ones).

The product of its (nonzero) digits is 261273600, while the sum is 63.

The spelling of 36405378683532 in words is "thirty-six trillion, four hundred five billion, three hundred seventy-eight million, six hundred eighty-three thousand, five hundred thirty-two".