3420432342140 has 48 divisors (see below), whose sum is σ = 7838446049280. Its totient is φ = 1243389372480.

The previous prime is 3420432342059. The next prime is 3420432342163. The reversal of 3420432342140 is 412432340243.

It is a junction number, because it is equal to n+sod(n) for n = 3420432342097 and 3420432342106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1847372 + ... + 3202131.

It is an arithmetic number, because the mean of its divisors is an integer number (163300959360).

Almost surely, 2^{3420432342140} is an apocalyptic number.

It is an amenable number.

3420432342140 is an abundant number, since it is smaller than the sum of its proper divisors (4418013707140).

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

3420432342140 is a wasteful number, since it uses less digits than its factorization.

3420432342140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052602 (or 5052600 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 3420432342140 its reverse (412432340243), we get a palindrome (3832864682383).

The spelling of 3420432342140 in words is "three trillion, four hundred twenty billion, four hundred thirty-two million, three hundred forty-two thousand, one hundred forty".