4148558022 has 64 divisors (see below), whose sum is σ = 9757407744. Its totient is φ = 1151189760.

The previous prime is 4148557969. The next prime is 4148558023. The reversal of 4148558022 is 2208558414.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4148558023) 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 31 ways as a sum of consecutive naturals, for example, 385588 + ... + 396200.

It is an arithmetic number, because the mean of its divisors is an integer number (152459496).

Almost surely, 2^4148558022 is an apocalyptic number.

4148558022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4148558022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4878703872).

4148558022 is an abundant number, since it is smaller than the sum of its proper divisors (5608849722).

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

4148558022 is a wasteful number, since it uses less digits than its factorization.

4148558022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10893.

The product of its (nonzero) digits is 102400, while the sum is 39.

The square root of 4148558022 is about 64409.3007414302. The cubic root of 4148558022 is about 1606.8144284729.

The spelling of 4148558022 in words is "four billion, one hundred forty-eight million, five hundred fifty-eight thousand, twenty-two".