4142656479 has 16 divisors (see below), whose sum is σ = 5986326752. Its totient is φ = 2533085568.

The previous prime is 4142656459. The next prime is 4142656481. The reversal of 4142656479 is 9746562414.

It is a happy number.

It is not a de Polignac number, because 4142656479 - 2⁸ = 4142656223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142656439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332164 + ... + 344409.

It is an arithmetic number, because the mean of its divisors is an integer number (374145422).

Almost surely, 2^4142656479 is an apocalyptic number.

4142656479 is a deficient number, since it is larger than the sum of its proper divisors (1843670273).

4142656479 is a wasteful number, since it uses less digits than its factorization.

4142656479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676746.

The product of its digits is 1451520, while the sum is 48.

The square root of 4142656479 is about 64363.4716201667. The cubic root of 4142656479 is about 1606.0521407504.

The spelling of 4142656479 in words is "four billion, one hundred forty-two million, six hundred fifty-six thousand, four hundred seventy-nine".