342525021020020 has 96 divisors (see below), whose sum is σ = 749296625414400. Its totient is φ = 131364317005824.

The previous prime is 342525021020009. The next prime is 342525021020177. The reversal of 342525021020020 is 20020120525243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96965164 + ... + 100435516.

It is an arithmetic number, because the mean of its divisors is an integer number (7805173181400).

Almost surely, 2^{342525021020020} 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 342525021020020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (374648312707200).

342525021020020 is an abundant number, since it is smaller than the sum of its proper divisors (406771604394380).

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

342525021020020 is a wasteful number, since it uses less digits than its factorization.

342525021020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471577 (or 3471575 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 342525021020020 its reverse (20020120525243), we get a palindrome (362545141545263).

The spelling of 342525021020020 in words is "three hundred forty-two trillion, five hundred twenty-five billion, twenty-one million, twenty thousand, twenty".