125827123287 has 8 divisors (see below), whose sum is σ = 176599471360. Its totient is φ = 79469762040.

The previous prime is 125827123283. The next prime is 125827123297. The reversal of 125827123287 is 782321728521.

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

It is not a de Polignac number, because 125827123287 - 2² = 125827123283 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125827123283) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1103746639 + ... + 1103746752.

It is an arithmetic number, because the mean of its divisors is an integer number (22074933920).

Almost surely, 2^125827123287 is an apocalyptic number.

125827123287 is a deficient number, since it is larger than the sum of its proper divisors (50772348073).

125827123287 is a wasteful number, since it uses less digits than its factorization.

125827123287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2207493413.

The product of its digits is 752640, while the sum is 48.

The spelling of 125827123287 in words is "one hundred twenty-five billion, eight hundred twenty-seven million, one hundred twenty-three thousand, two hundred eighty-seven".