42304020402 has 16 divisors (see below), whose sum is σ = 96694903872. Its totient is φ = 12086862960.

The previous prime is 42304020377. The next prime is 42304020403. The reversal of 42304020402 is 20402040324.

42304020402 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 (21).

It is not an unprimeable number, because it can be changed into a prime (42304020403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503619249 + ... + 503619332.

It is an arithmetic number, because the mean of its divisors is an integer number (6043431492).

Almost surely, 2^42304020402 is an apocalyptic number.

42304020402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42304020402 is an abundant number, since it is smaller than the sum of its proper divisors (54390883470).

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

42304020402 is a wasteful number, since it uses less digits than its factorization.

42304020402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007238593.

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 42304020402 its reverse (20402040324), we get a palindrome (62706060726).

The spelling of 42304020402 in words is "forty-two billion, three hundred four million, twenty thousand, four hundred two".