4154639879245 has 8 divisors (see below), whose sum is σ = 5013420190560. Its totient is φ = 3305143679760.

The previous prime is 4154639879237. The next prime is 4154639879381. The reversal of 4154639879245 is 5429789364514.

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

It is not a de Polignac number, because 4154639879245 - 2³ = 4154639879237 is a prime.

It is a super-2 number, since 2×4154639879245² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2321026971 + ... + 2321028760.

It is an arithmetic number, because the mean of its divisors is an integer number (626677523820).

Almost surely, 2^{4154639879245} is an apocalyptic number.

It is an amenable number.

4154639879245 is a deficient number, since it is larger than the sum of its proper divisors (858780311315).

4154639879245 is a wasteful number, since it uses less digits than its factorization.

4154639879245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642055915.

The product of its digits is 261273600, while the sum is 67.

The spelling of 4154639879245 in words is "four trillion, one hundred fifty-four billion, six hundred thirty-nine million, eight hundred seventy-nine thousand, two hundred forty-five".