126079839625 has 8 divisors (see below), whose sum is σ = 157347640008. Its totient is φ = 100863871600.

The previous prime is 126079839583. The next prime is 126079839629. The reversal of 126079839625 is 526938970621.

It can be written as a sum of positive squares in 4 ways, for example, as 12473092489 + 113606747136 = 111683^2 + 337056^2 .

It is not a de Polignac number, because 126079839625 - 2⁹ = 126079839113 is a prime.

It is a super-2 number, since 2×126079839625² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126079839625.

It is not an unprimeable number, because it can be changed into a prime (126079839629) 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, 504319234 + ... + 504319483.

It is an arithmetic number, because the mean of its divisors is an integer number (19668455001).

Almost surely, 2^126079839625 is an apocalyptic number.

It is an amenable number.

126079839625 is a deficient number, since it is larger than the sum of its proper divisors (31267800383).

126079839625 is an equidigital number, since it uses as much as digits as its factorization.

126079839625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008638732 (or 1008638722 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 126079839625 in words is "one hundred twenty-six billion, seventy-nine million, eight hundred thirty-nine thousand, six hundred twenty-five".