126337647443 has 16 divisors (see below), whose sum is σ = 146778737664. Its totient is φ = 106500018240.

The previous prime is 126337647437. The next prime is 126337647493. The reversal of 126337647443 is 344746733621.

It is not a de Polignac number, because 126337647443 - 2³⁴ = 109157778259 is a prime.

It is a super-2 number, since 2×126337647443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126337647391 and 126337647400.

It is not an unprimeable number, because it can be changed into a prime (126337647413) 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, 71078 + ... + 507668.

It is an arithmetic number, because the mean of its divisors is an integer number (9173671104).

Almost surely, 2^126337647443 is an apocalyptic number.

126337647443 is a deficient number, since it is larger than the sum of its proper divisors (20441090221).

126337647443 is an equidigital number, since it uses as much as digits as its factorization.

126337647443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437282.

The product of its digits is 6096384, while the sum is 50.

The spelling of 126337647443 in words is "one hundred twenty-six billion, three hundred thirty-seven million, six hundred forty-seven thousand, four hundred forty-three".