427562277120 has 648 divisors, whose sum is σ = 1668017123136. Its totient is φ = 100279296000.

The previous prime is 427562277097. The next prime is 427562277139. The reversal of 427562277120 is 21772265724.

427562277120 is a `hidden beast` number, since 4 + 2 + 7 + 5 + 622 + 7 + 7 + 12 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 121776165 + ... + 121779675.

Almost surely, 2^427562277120 is an apocalyptic number.

427562277120 is a gapful number since it is divisible by the number (40) 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 427562277120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834008561568).

427562277120 is an abundant number, since it is smaller than the sum of its proper divisors (1240454846016).

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

427562277120 is a wasteful number, since it uses less digits than its factorization.

427562277120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3611 (or 3563 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 427562277120 in words is "four hundred twenty-seven billion, five hundred sixty-two million, two hundred seventy-seven thousand, one hundred twenty".