58478947369 has 4 divisors (see below), whose sum is σ = 58479737940. Its totient is φ = 58478156800.

The previous prime is 58478947361. The next prime is 58478947399. The reversal of 58478947369 is 96374987485.

It is a happy number.

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 24488494144 + 33990453225 = 156488^2 + 184365^2 .

It is a cyclic number.

It is not a de Polignac number, because 58478947369 - 2³ = 58478947361 is a prime.

It is a super-2 number, since 2×58478947369² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 58478947298 and 58478947307.

It is not an unprimeable number, because it can be changed into a prime (58478947361) 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, 271384 + ... + 436585.

It is an arithmetic number, because the mean of its divisors is an integer number (14619934485).

Almost surely, 2^58478947369 is an apocalyptic number.

It is an amenable number.

58478947369 is a deficient number, since it is larger than the sum of its proper divisors (790571).

58478947369 is an equidigital number, since it uses as much as digits as its factorization.

58478947369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790570.

The product of its digits is 365783040, while the sum is 70.

The spelling of 58478947369 in words is "fifty-eight billion, four hundred seventy-eight million, nine hundred forty-seven thousand, three hundred sixty-nine".