100405530305536 has 33 divisors (see below), whose sum is σ = 200713649320681. Its totient is φ = 50202604828672.

The previous prime is 100405530305519. The next prime is 100405530305581. The reversal of 100405530305536 is 635503035504001.

The square root of 100405530305536 is 10020256.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 83340831974400 + 17064698331136 = 9129120^2 + 4130944^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 320491626 + ... + 320804758.

Almost surely, 2^{100405530305536} is an apocalyptic number.

100405530305536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

100405530305536 is the 10020256-th square number.

It is an amenable number.

100405530305536 is a deficient number, since it is larger than the sum of its proper divisors (100308119015145).

100405530305536 is an frugal number, since it uses more digits than its factorization.

100405530305536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626286 (or 313135 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 40.

Adding to 100405530305536 its reverse (635503035504001), we get a palindrome (735908565809537).

The spelling of 100405530305536 in words is "one hundred trillion, four hundred five billion, five hundred thirty million, three hundred five thousand, five hundred thirty-six".