427539223800 has 288 divisors, whose sum is σ = 1560462103200. Its totient is φ = 104274293760.

The previous prime is 427539223759. The next prime is 427539223801. The reversal of 427539223800 is 8322935724.

427539223800 is a `hidden beast` number, since 4 + 27 + 5 + 392 + 238 + 0 + 0 = 666.

427539223800 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427539223801) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2466789 + ... + 2634411.

Almost surely, 2^427539223800 is an apocalyptic number.

427539223800 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 427539223800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780231051600).

427539223800 is an abundant number, since it is smaller than the sum of its proper divisors (1132922879400).

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

427539223800 is a wasteful number, since it uses less digits than its factorization.

427539223800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167767 (or 167755 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 427539223800 in words is "four hundred twenty-seven billion, five hundred thirty-nine million, two hundred twenty-three thousand, eight hundred".