427749274682 has 8 divisors (see below), whose sum is σ = 641693372052. Its totient is φ = 213851484000.

The previous prime is 427749274621. The next prime is 427749274703. The reversal of 427749274682 is 286472947724.

It can be written as a sum of positive squares in 2 ways, for example, as 408933391441 + 18815883241 = 639479^2 + 137171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×427749274682² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11553569 + ... + 11590532.

Almost surely, 2^427749274682 is an apocalyptic number.

427749274682 is a deficient number, since it is larger than the sum of its proper divisors (213944097370).

427749274682 is a wasteful number, since it uses less digits than its factorization.

427749274682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23153344.

The product of its digits is 75866112, while the sum is 62.

The spelling of 427749274682 in words is "four hundred twenty-seven billion, seven hundred forty-nine million, two hundred seventy-four thousand, six hundred eighty-two".