427781448296 has 32 divisors (see below), whose sum is σ = 834332826600. Its totient is φ = 205374193920.

The previous prime is 427781448257. The next prime is 427781448317. The reversal of 427781448296 is 692844187724.

It can be written as a sum of positive squares in 4 ways, for example, as 268827732196 + 158953716100 = 518486^2 + 398690^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5051615 + ... + 5135598.

Almost surely, 2^427781448296 is an apocalyptic number.

It is an amenable number.

427781448296 is a deficient number, since it is larger than the sum of its proper divisors (406551378304).

427781448296 is a wasteful number, since it uses less digits than its factorization.

427781448296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10187429 (or 10187425 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 62.

The spelling of 427781448296 in words is "four hundred twenty-seven billion, seven hundred eighty-one million, four hundred forty-eight thousand, two hundred ninety-six".