36405378683556 has 24 divisors (see below), whose sum is σ = 84947587621344. Its totient is φ = 12134882795520.

The previous prime is 36405378683551. The next prime is 36405378683593. The reversal of 36405378683556 is 65538687350463.

It is a super-2 number, since 2×36405378683556² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36405378683551) 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 7 ways as a sum of consecutive naturals, for example, 29805405 + ... + 31002788.

It is an arithmetic number, because the mean of its divisors is an integer number (3539482817556).

Almost surely, 2^{36405378683556} is an apocalyptic number.

It is an amenable number.

36405378683556 is an abundant number, since it is smaller than the sum of its proper divisors (48542208937788).

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

36405378683556 is a wasteful number, since it uses less digits than its factorization.

36405378683556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60858091 (or 60858089 counting only the distinct ones).

The product of its (nonzero) digits is 1306368000, while the sum is 69.

The spelling of 36405378683556 in words is "thirty-six trillion, four hundred five billion, three hundred seventy-eight million, six hundred eighty-three thousand, five hundred fifty-six".