42003336522 has 32 divisors (see below), whose sum is σ = 97634880000. Its totient is φ = 11797546608.

The previous prime is 42003336511. The next prime is 42003336523. The reversal of 42003336522 is 22563330024.

It is a self number, because there is not a number n which added to its sum of digits gives 42003336522.

It is not an unprimeable number, because it can be changed into a prime (42003336523) 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, 8472772 + ... + 8477727.

It is an arithmetic number, because the mean of its divisors is an integer number (3051090000).

Almost surely, 2^42003336522 is an apocalyptic number.

42003336522 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42003336522 is an abundant number, since it is smaller than the sum of its proper divisors (55631543478).

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

42003336522 is a wasteful number, since it uses less digits than its factorization.

42003336522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16950570.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 42003336522 its reverse (22563330024), we get a palindrome (64566666546).

The spelling of 42003336522 in words is "forty-two billion, three million, three hundred thirty-six thousand, five hundred twenty-two".