42345300420 has 48 divisors (see below), whose sum is σ = 131740936320. Its totient is φ = 11292079968.

The previous prime is 42345300407. The next prime is 42345300421. The reversal of 42345300420 is 2400354324.

42345300420 is a `hidden beast` number, since 4 + 234 + 5 + 3 + 0 + 0 + 420 = 666.

42345300420 is digitally balanced in base 2, 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 (27).

It is not an unprimeable number, because it can be changed into a prime (42345300421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39208072 + ... + 39209151.

It is an arithmetic number, because the mean of its divisors is an integer number (2744602840).

Almost surely, 2^42345300420 is an apocalyptic number.

It is an amenable number.

42345300420 is an abundant number, since it is smaller than the sum of its proper divisors (89395635900).

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

42345300420 is a wasteful number, since it uses less digits than its factorization.

42345300420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78417241 (or 78417233 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 42345300420 its reverse (2400354324), we get a palindrome (44745654744).

The spelling of 42345300420 in words is "forty-two billion, three hundred forty-five million, three hundred thousand, four hundred twenty".