479307825155 has 4 divisors (see below), whose sum is σ = 575169390192. Its totient is φ = 383446260120.

The previous prime is 479307825149. The next prime is 479307825209. The reversal of 479307825155 is 551528703974.

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

It is not a de Polignac number, because 479307825155 - 2¹⁰ = 479307824131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 479307825155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47930782511 + ... + 47930782520.

It is an arithmetic number, because the mean of its divisors is an integer number (143792347548).

Almost surely, 2^479307825155 is an apocalyptic number.

479307825155 is a deficient number, since it is larger than the sum of its proper divisors (95861565037).

479307825155 is an equidigital number, since it uses as much as digits as its factorization.

479307825155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95861565036.

The product of its (nonzero) digits is 10584000, while the sum is 56.

The spelling of 479307825155 in words is "four hundred seventy-nine billion, three hundred seven million, eight hundred twenty-five thousand, one hundred fifty-five".