427828074432 has 112 divisors (see below), whose sum is σ = 1235182444032. Its totient is φ = 129611796480.

The previous prime is 427828074383. The next prime is 427828074449. The reversal of 427828074432 is 234470828724.

It is a super-2 number, since 2×427828074432² (a number of 24 digits) contains 22 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, 9000873 + ... + 9048279.

Almost surely, 2^427828074432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427828074432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (617591222016).

427828074432 is an abundant number, since it is smaller than the sum of its proper divisors (807354369600).

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

427828074432 is a wasteful number, since it uses less digits than its factorization.

427828074432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51706 (or 51696 counting only the distinct ones).

The product of its (nonzero) digits is 4816896, while the sum is 51.

The spelling of 427828074432 in words is "four hundred twenty-seven billion, eight hundred twenty-eight million, seventy-four thousand, four hundred thirty-two".