4156346479 has 4 divisors (see below), whose sum is σ = 4156803784. Its totient is φ = 4155889176.

The previous prime is 4156346477. The next prime is 4156346521. The reversal of 4156346479 is 9746436514.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4156346479 - 2¹ = 4156346477 is a prime.

It is a super-3 number, since 3×4156346479³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4156346477) 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, 214737 + ... + 233290.

It is an arithmetic number, because the mean of its divisors is an integer number (1039200946).

Almost surely, 2^4156346479 is an apocalyptic number.

4156346479 is a deficient number, since it is larger than the sum of its proper divisors (457305).

4156346479 is an equidigital number, since it uses as much as digits as its factorization.

4156346479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457304.

The product of its digits is 2177280, while the sum is 49.

The square root of 4156346479 is about 64469.7330458255. The cubic root of 4156346479 is about 1607.8193384185.

The spelling of 4156346479 in words is "four billion, one hundred fifty-six million, three hundred forty-six thousand, four hundred seventy-nine".