427284780558 has 32 divisors (see below), whose sum is σ = 882669327360. Its totient is φ = 137750518080.

The previous prime is 427284780547. The next prime is 427284780563. The reversal of 427284780558 is 855087482724.

It is a super-3 number, since 3×427284780558³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384988 + ... + 1001391.

It is an arithmetic number, because the mean of its divisors is an integer number (27583416480).

Almost surely, 2^427284780558 is an apocalyptic number.

427284780558 is an abundant number, since it is smaller than the sum of its proper divisors (455384546802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427284780558 is a wasteful number, since it uses less digits than its factorization.

427284780558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388072.

The product of its (nonzero) digits is 40140800, while the sum is 60.

The spelling of 427284780558 in words is "four hundred twenty-seven billion, two hundred eighty-four million, seven hundred eighty thousand, five hundred fifty-eight".