126321362343 has 48 divisors (see below), whose sum is σ = 207524363904. Its totient is φ = 73366937280.

The previous prime is 126321362309. The next prime is 126321362351. The reversal of 126321362343 is 343263123621.

126321362343 is a `hidden beast` number, since 1 + 2 + 6 + 3 + 21 + 3 + 623 + 4 + 3 = 666.

It is not a de Polignac number, because 126321362343 - 2¹³ = 126321354151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126321362298 and 126321362307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126321362303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54321 + ... + 505562.

It is an arithmetic number, because the mean of its divisors is an integer number (4323424248).

Almost surely, 2^126321362343 is an apocalyptic number.

126321362343 is a deficient number, since it is larger than the sum of its proper divisors (81203001561).

126321362343 is a wasteful number, since it uses less digits than its factorization.

126321362343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559996 (or 559993 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

Adding to 126321362343 its reverse (343263123621), we get a palindrome (469584485964).

The spelling of 126321362343 in words is "one hundred twenty-six billion, three hundred twenty-one million, three hundred sixty-two thousand, three hundred forty-three".