42502135334320 has 40 divisors (see below), whose sum is σ = 104018383848240. Its totient is φ = 16106072336640.

The previous prime is 42502135334273. The next prime is 42502135334327. The reversal of 42502135334320 is 2343353120524.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 42502135334320.

It is not an unprimeable number, because it can be changed into a prime (42502135334327) 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, 13980964051 + ... + 13980967090.

It is an arithmetic number, because the mean of its divisors is an integer number (2600459596206).

Almost surely, 2^{42502135334320} is an apocalyptic number.

42502135334320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42502135334320 is an abundant number, since it is smaller than the sum of its proper divisors (61516248513920).

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

42502135334320 is a wasteful number, since it uses less digits than its factorization.

42502135334320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27961931173 (or 27961931167 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 37.

Adding to 42502135334320 its reverse (2343353120524), we get a palindrome (44845488454844).

The spelling of 42502135334320 in words is "forty-two trillion, five hundred two billion, one hundred thirty-five million, three hundred thirty-four thousand, three hundred twenty".