2478829675809 has 8 divisors (see below), whose sum is σ = 3381969170272. Its totient is φ = 1614121649280.

The previous prime is 2478829675789. The next prime is 2478829675837. The reversal of 2478829675809 is 9085769288742.

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

It is not a de Polignac number, because 2478829675809 - 2⁹ = 2478829675297 is a prime.

It is a super-2 number, since 2×2478829675809² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2478829675009) 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, 9607866832 + ... + 9607867089.

It is an arithmetic number, because the mean of its divisors is an integer number (422746146284).

Almost surely, 2^{2478829675809} is an apocalyptic number.

It is an amenable number.

2478829675809 is a deficient number, since it is larger than the sum of its proper divisors (903139494463).

2478829675809 is a wasteful number, since it uses less digits than its factorization.

2478829675809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19215733967.

The product of its (nonzero) digits is 975421440, while the sum is 75.

The spelling of 2478829675809 in words is "two trillion, four hundred seventy-eight billion, eight hundred twenty-nine million, six hundred seventy-five thousand, eight hundred nine".