343412153440 has 48 divisors (see below), whose sum is σ = 812173748400. Its totient is φ = 137218823680.

The previous prime is 343412153417. The next prime is 343412153471. The reversal of 343412153440 is 44351214343.

It is a junction number, because it is equal to n+sod(n) for n = 343412153396 and 343412153405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 989890 + ... + 1291009.

It is an arithmetic number, because the mean of its divisors is an integer number (16920286425).

Almost surely, 2^343412153440 is an apocalyptic number.

It is an amenable number.

343412153440 is an abundant number, since it is smaller than the sum of its proper divisors (468761594960).

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

343412153440 is a wasteful number, since it uses less digits than its factorization.

343412153440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281855 (or 2281847 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 343412153440 its reverse (44351214343), we get a palindrome (387763367783).

The spelling of 343412153440 in words is "three hundred forty-three billion, four hundred twelve million, one hundred fifty-three thousand, four hundred forty".