126345072236417 has 16 divisors (see below), whose sum is σ = 132466426289280. Its totient is φ = 120276087254400.

The previous prime is 126345072236401. The next prime is 126345072236459. The reversal of 126345072236417 is 714632270543621.

It is a cyclic number.

It is not a de Polignac number, because 126345072236417 - 2⁴ = 126345072236401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126345072236497) 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, 211005509 + ... + 211603437.

It is an arithmetic number, because the mean of its divisors is an integer number (8279151643080).

Almost surely, 2^{126345072236417} is an apocalyptic number.

It is an amenable number.

126345072236417 is a deficient number, since it is larger than the sum of its proper divisors (6121354052863).

126345072236417 is a wasteful number, since it uses less digits than its factorization.

126345072236417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641704.

The product of its (nonzero) digits is 10160640, while the sum is 53.

The spelling of 126345072236417 in words is "one hundred twenty-six trillion, three hundred forty-five billion, seventy-two million, two hundred thirty-six thousand, four hundred seventeen".