281852148022 has 8 divisors (see below), whose sum is σ = 423989622000. Its totient is φ = 140522274024.

The previous prime is 281852147879. The next prime is 281852148029. The reversal of 281852148022 is 220841258182.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 281852148022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (281852148029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201899122 + ... + 201900517.

It is an arithmetic number, because the mean of its divisors is an integer number (52998702750).

Almost surely, 2^281852148022 is an apocalyptic number.

281852148022 is a deficient number, since it is larger than the sum of its proper divisors (142137473978).

281852148022 is a wasteful number, since it uses less digits than its factorization.

281852148022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403799990.

The product of its (nonzero) digits is 163840, while the sum is 43.

The spelling of 281852148022 in words is "two hundred eighty-one billion, eight hundred fifty-two million, one hundred forty-eight thousand, twenty-two".