478432561741 has 4 divisors (see below), whose sum is σ = 478519920252. Its totient is φ = 478345203232.

The previous prime is 478432561723. The next prime is 478432561753. The reversal of 478432561741 is 147165234874.

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

It can be written as a sum of positive squares in 2 ways, for example, as 322766015625 + 155666546116 = 568125^2 + 394546^2 .

It is a cyclic number.

It is not a de Polignac number, because 478432561741 - 2⁷ = 478432561613 is a prime.

It is a super-2 number, since 2×478432561741² (a number of 24 digits) contains 22 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 (478432561781) 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, 43671040 + ... + 43681993.

It is an arithmetic number, because the mean of its divisors is an integer number (119629980063).

Almost surely, 2^478432561741 is an apocalyptic number.

It is an amenable number.

478432561741 is a deficient number, since it is larger than the sum of its proper divisors (87358511).

478432561741 is an equidigital number, since it uses as much as digits as its factorization.

478432561741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87358510.

The product of its digits is 4515840, while the sum is 52.

The spelling of 478432561741 in words is "four hundred seventy-eight billion, four hundred thirty-two million, five hundred sixty-one thousand, seven hundred forty-one".