126690057005 has 8 divisors (see below), whose sum is σ = 152442316032. Its totient is φ = 101075880528.

The previous prime is 126690056971. The next prime is 126690057019. The reversal of 126690057005 is 500750096621.

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

It is a cyclic number.

It is not a de Polignac number, because 126690057005 - 2¹⁰ = 126690055981 is a prime.

It is a Duffinian number.

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, 34518617 + ... + 34522286.

It is an arithmetic number, because the mean of its divisors is an integer number (19055289504).

Almost surely, 2^126690057005 is an apocalyptic number.

It is an amenable number.

126690057005 is a deficient number, since it is larger than the sum of its proper divisors (25752259027).

126690057005 is an equidigital number, since it uses as much as digits as its factorization.

126690057005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69041275.

The product of its (nonzero) digits is 113400, while the sum is 41.

The spelling of 126690057005 in words is "one hundred twenty-six billion, six hundred ninety million, fifty-seven thousand, five".