342245332520 has 128 divisors (see below), whose sum is σ = 951131946240. Its totient is φ = 107929221120.

The previous prime is 342245332501. The next prime is 342245332523. The reversal of 342245332520 is 25233542243.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (342245332523) 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, 855539 + ... + 1190141.

It is an arithmetic number, because the mean of its divisors is an integer number (7430718330).

Almost surely, 2^342245332520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342245332520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (475565973120).

342245332520 is an abundant number, since it is smaller than the sum of its proper divisors (608886613720).

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

342245332520 is a wasteful number, since it uses less digits than its factorization.

342245332520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334915 (or 334911 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 342245332520 its reverse (25233542243), we get a palindrome (367478874763).

The spelling of 342245332520 in words is "three hundred forty-two billion, two hundred forty-five million, three hundred thirty-two thousand, five hundred twenty".