42402020334 has 64 divisors (see below), whose sum is σ = 87397470720. Its totient is φ = 13710090240.

The previous prime is 42402020333. The next prime is 42402020341. The reversal of 42402020334 is 43302020424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42402020333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6688014 + ... + 6694350.

It is an arithmetic number, because the mean of its divisors is an integer number (1365585480).

Almost surely, 2^42402020334 is an apocalyptic number.

42402020334 is an abundant number, since it is smaller than the sum of its proper divisors (44995450386).

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

42402020334 is a wasteful number, since it uses less digits than its factorization.

42402020334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 42402020334 its reverse (43302020424), we get a palindrome (85704040758).

The spelling of 42402020334 in words is "forty-two billion, four hundred two million, twenty thousand, three hundred thirty-four".