126766957343 has 8 divisors (see below), whose sum is σ = 142453838688. Its totient is φ = 111928015584.

The previous prime is 126766957327. The next prime is 126766957417. The reversal of 126766957343 is 343759667621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126766957343 - 2⁴ = 126766957327 is a prime.

It is a super-2 number, since 2×126766957343² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126766957043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211984580 + ... + 211985177.

It is an arithmetic number, because the mean of its divisors is an integer number (17806729836).

Almost surely, 2^126766957343 is an apocalyptic number.

126766957343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

126766957343 is a deficient number, since it is larger than the sum of its proper divisors (15686881345).

126766957343 is a wasteful number, since it uses less digits than its factorization.

126766957343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423969793.

The product of its digits is 34292160, while the sum is 59.

The spelling of 126766957343 in words is "one hundred twenty-six billion, seven hundred sixty-six million, nine hundred fifty-seven thousand, three hundred forty-three".