100605550556050 has 48 divisors (see below), whose sum is σ = 189233155881000. Its totient is φ = 39789158604800.

The previous prime is 100605550555999. The next prime is 100605550556081. The reversal of 100605550556050 is 50655055506001.

It can be written as a sum of positive squares in 12 ways, for example, as 1214560489041 + 99390990067009 = 1102071^2 + 9969503^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100605550555988 and 100605550556006.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216754626 + ... + 217218274.

Almost surely, 2^{100605550556050} is an apocalyptic number.

100605550556050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100605550556050 is a deficient number, since it is larger than the sum of its proper divisors (88627605324950).

100605550556050 is a wasteful number, since it uses less digits than its factorization.

100605550556050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512511 (or 512506 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 100605550556050 in words is "one hundred trillion, six hundred five billion, five hundred fifty million, five hundred fifty-six thousand, fifty".