3142321500420 has 144 divisors (see below), whose sum is σ = 9693997513200. Its totient is φ = 823702348800.

The previous prime is 3142321500401. The next prime is 3142321500433. The reversal of 3142321500420 is 240051232413.

3142321500420 is a `hidden beast` number, since 3 + 1 + 4 + 23 + 215 + 0 + 0 + 420 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 220621847616 + 2921699652804 = 469704^2 + 1709298^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17710306 + ... + 17886854.

It is an arithmetic number, because the mean of its divisors is an integer number (67319427175).

Almost surely, 2^{3142321500420} is an apocalyptic number.

3142321500420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3142321500420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4846998756600).

3142321500420 is an abundant number, since it is smaller than the sum of its proper divisors (6551676012780).

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

3142321500420 is a wasteful number, since it uses less digits than its factorization.

3142321500420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178246 (or 178241 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 3142321500420 its reverse (240051232413), we get a palindrome (3382372732833).

The spelling of 3142321500420 in words is "three trillion, one hundred forty-two billion, three hundred twenty-one million, five hundred thousand, four hundred twenty".