162878484441 has 8 divisors (see below), whose sum is σ = 217179161920. Its totient is φ = 108581731632.

The previous prime is 162878484383. The next prime is 162878484467. The reversal of 162878484441 is 144484878261.

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

It is not a de Polignac number, because 162878484441 - 2²⁵ = 162844930009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162878484341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 882925 + ... + 1051338.

It is an arithmetic number, because the mean of its divisors is an integer number (27147395240).

Almost surely, 2^162878484441 is an apocalyptic number.

It is an amenable number.

162878484441 is a deficient number, since it is larger than the sum of its proper divisors (54300677479).

162878484441 is a wasteful number, since it uses less digits than its factorization.

162878484441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962335.

The product of its digits is 11010048, while the sum is 57.

The spelling of 162878484441 in words is "one hundred sixty-two billion, eight hundred seventy-eight million, four hundred eighty-four thousand, four hundred forty-one".