126908038965 has 8 divisors (see below), whose sum is σ = 203052862368. Its totient is φ = 67684287440.

The previous prime is 126908038931. The next prime is 126908038997. The reversal of 126908038965 is 569830809621.

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

It is not a de Polignac number, because 126908038965 - 2⁸ = 126908038709 is a prime.

It is a super-2 number, since 2×126908038965² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4230267951 + ... + 4230267980.

It is an arithmetic number, because the mean of its divisors is an integer number (25381607796).

Almost surely, 2^126908038965 is an apocalyptic number.

126908038965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126908038965 is a deficient number, since it is larger than the sum of its proper divisors (76144823403).

126908038965 is an equidigital number, since it uses as much as digits as its factorization.

126908038965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8460535939.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 126908038965 in words is "one hundred twenty-six billion, nine hundred eight million, thirty-eight thousand, nine hundred sixty-five".