427255552724 has 216 divisors, whose sum is σ = 1085491808352. Its totient is φ = 144616872960.

The previous prime is 427255552667. The next prime is 427255552733.

427255552724 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8073719 + ... + 8126465.

Almost surely, 2^427255552724 is an apocalyptic number.

427255552724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427255552724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542745904176).

427255552724 is an abundant number, since it is smaller than the sum of its proper divisors (658236255628).

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

427255552724 is a wasteful number, since it uses less digits than its factorization.

427255552724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52823 (or 52797 counting only the distinct ones).

The product of its digits is 7840000, while the sum is 50.

It can be divided in two parts, 427255 and 552724, that added together give a palindrome (979979).

The spelling of 427255552724 in words is "four hundred twenty-seven billion, two hundred fifty-five million, five hundred fifty-two thousand, seven hundred twenty-four".