125868008258 has 8 divisors (see below), whose sum is σ = 188954645052. Its totient is φ = 62883126576.

The previous prime is 125868008251. The next prime is 125868008309. The reversal of 125868008258 is 852800868521.

It can be written as a sum of positive squares in 2 ways, for example, as 120424962529 + 5443045729 = 347023^2 + 73777^2 .

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

It is not an unprimeable number, because it can be changed into a prime (125868008251) by changing a digit.

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, 25435685 + ... + 25440632.

Almost surely, 2^125868008258 is an apocalyptic number.

125868008258 is a deficient number, since it is larger than the sum of its proper divisors (63086636794).

125868008258 is a wasteful number, since it uses less digits than its factorization.

125868008258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50877556.

The product of its (nonzero) digits is 2457600, while the sum is 53.

The spelling of 125868008258 in words is "one hundred twenty-five billion, eight hundred sixty-eight million, eight thousand, two hundred fifty-eight".