41228709858 has 270 divisors, whose sum is σ = 112138164369. Its totient is φ = 11288598048.

The previous prime is 41228709853. The next prime is 41228709883. The reversal of 41228709858 is 85890782214.

41228709858 is a `hidden beast` number, since 412 + 28 + 70 + 98 + 58 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39107831049 + 2120878809 = 197757^2 + 46053^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=143577.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41228709853) 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 134 ways as a sum of consecutive naturals, for example, 777900160 + ... + 777900212.

Almost surely, 2^41228709858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41228709858

41228709858 is an abundant number, since it is smaller than the sum of its proper divisors (70909454511).

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

41228709858 is an equidigital number, since it uses as much as digits as its factorization.

41228709858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 54.

The spelling of 41228709858 in words is "forty-one billion, two hundred twenty-eight million, seven hundred nine thousand, eight hundred fifty-eight".