342212404240 has 40 divisors (see below), whose sum is σ = 909307247040. Its totient is φ = 117329966976.

The previous prime is 342212404229. The next prime is 342212404267. The reversal of 342212404240 is 42404212243.

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

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 342212404199 and 342212404208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305546230 + ... + 305547349.

It is an arithmetic number, because the mean of its divisors is an integer number (22732681176).

Almost surely, 2^342212404240 is an apocalyptic number.

It is an amenable number.

342212404240 is an abundant number, since it is smaller than the sum of its proper divisors (567094842800).

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

342212404240 is a wasteful number, since it uses less digits than its factorization.

342212404240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611093599 (or 611093593 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 342212404240 its reverse (42404212243), we get a palindrome (384616616483).

The spelling of 342212404240 in words is "three hundred forty-two billion, two hundred twelve million, four hundred four thousand, two hundred forty".