126280338300079 has 8 divisors (see below), whose sum is σ = 133443896304240. Its totient is φ = 119168502736896.

The previous prime is 126280338300049. The next prime is 126280338300203. The reversal of 126280338300079 is 970003833082621.

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

It is not a de Polignac number, because 126280338300079 - 2¹⁵ = 126280338267311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126280338299999 and 126280338300035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126280338300049) 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, 12930605224 + ... + 12930614989.

It is an arithmetic number, because the mean of its divisors is an integer number (16680487038030).

Almost surely, 2^{126280338300079} is an apocalyptic number.

126280338300079 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

126280338300079 is a deficient number, since it is larger than the sum of its proper divisors (7163558004161).

126280338300079 is a wasteful number, since it uses less digits than its factorization.

126280338300079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25861220489.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 126280338300079 in words is "one hundred twenty-six trillion, two hundred eighty billion, three hundred thirty-eight million, three hundred thousand, seventy-nine".