427749274683 has 48 divisors (see below), whose sum is σ = 642868017792. Its totient is φ = 284222520000.

The previous prime is 427749274621. The next prime is 427749274703. The reversal of 427749274683 is 386472947724.

427749274683 is a `hidden beast` number, since 4 + 2 + 77 + 492 + 74 + 6 + 8 + 3 = 666.

It is not a de Polignac number, because 427749274683 - 2⁹ = 427749274171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427749274683.

It is not an unprimeable number, because it can be changed into a prime (427749273683) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 105589008 + ... + 105593058.

It is an arithmetic number, because the mean of its divisors is an integer number (13393083704).

Almost surely, 2^427749274683 is an apocalyptic number.

427749274683 is a deficient number, since it is larger than the sum of its proper divisors (215118743109).

427749274683 is an equidigital number, since it uses as much as digits as its factorization.

427749274683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5398 (or 5386 counting only the distinct ones).

The product of its digits is 113799168, while the sum is 63.

The spelling of 427749274683 in words is "four hundred twenty-seven billion, seven hundred forty-nine million, two hundred seventy-four thousand, six hundred eighty-three".