343144212040 has 64 divisors (see below), whose sum is σ = 884058341760. Its totient is φ = 117424442880.

The previous prime is 343144211981. The next prime is 343144212043. The reversal of 343144212040 is 40212441343.

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

It is not an unprimeable number, because it can be changed into a prime (343144212043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1025181 + ... + 1318060.

It is an arithmetic number, because the mean of its divisors is an integer number (13813411590).

Almost surely, 2^343144212040 is an apocalyptic number.

It is an amenable number.

343144212040 is an abundant number, since it is smaller than the sum of its proper divisors (540914129720).

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

343144212040 is a wasteful number, since it uses less digits than its factorization.

343144212040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343782 (or 2343778 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 343144212040 its reverse (40212441343), we get a palindrome (383356653383).

The spelling of 343144212040 in words is "three hundred forty-three billion, one hundred forty-four million, two hundred twelve thousand, forty".