125708900698 has 8 divisors (see below), whose sum is σ = 189097525908. Its totient is φ = 62676392064.

The previous prime is 125708900677. The next prime is 125708900731. The reversal of 125708900698 is 896009807521.

It can be written as a sum of positive squares in 2 ways, for example, as 103096861569 + 22612039129 = 321087^2 + 150373^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89028261 + ... + 89029672.

Almost surely, 2^125708900698 is an apocalyptic number.

125708900698 is a deficient number, since it is larger than the sum of its proper divisors (63388625210).

125708900698 is a wasteful number, since it uses less digits than its factorization.

125708900698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178058288.

The product of its (nonzero) digits is 2177280, while the sum is 55.

The spelling of 125708900698 in words is "one hundred twenty-five billion, seven hundred eight million, nine hundred thousand, six hundred ninety-eight".