100546227405 has 48 divisors (see below), whose sum is σ = 198726680880. Its totient is φ = 46587930624.

The previous prime is 100546227403. The next prime is 100546227499. The reversal of 100546227405 is 504722645001.

It is a happy number.

100546227405 is a `hidden beast` number, since 100 + 546 + 2 + 2 + 7 + 4 + 0 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 5372743401 + 95173484004 = 73299^2 + 308502^2 .

It is not a de Polignac number, because 100546227405 - 2¹ = 100546227403 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 100546227405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100546227403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5045170 + ... + 5065059.

It is an arithmetic number, because the mean of its divisors is an integer number (4140139185).

Almost surely, 2^100546227405 is an apocalyptic number.

100546227405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100546227405 is a deficient number, since it is larger than the sum of its proper divisors (98180453475).

100546227405 is a wasteful number, since it uses less digits than its factorization.

100546227405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10110270 (or 10110267 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 100546227405 in words is "one hundred billion, five hundred forty-six million, two hundred twenty-seven thousand, four hundred five".