125011246666 has 8 divisors (see below), whose sum is σ = 187740372960. Its totient is φ = 62431122348.

The previous prime is 125011246627. The next prime is 125011246697. The reversal of 125011246666 is 666642110521.

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

It is a super-2 number, since 2×125011246666² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37248396 + ... + 37251751.

It is an arithmetic number, because the mean of its divisors is an integer number (23467546620).

Almost surely, 2^125011246666 is an apocalyptic number.

125011246666 is a deficient number, since it is larger than the sum of its proper divisors (62729126294).

125011246666 is an equidigital number, since it uses as much as digits as its factorization.

125011246666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74500988.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 125011246666 in words is "one hundred twenty-five billion, eleven million, two hundred forty-six thousand, six hundred sixty-six".