125554289087 has 8 divisors (see below), whose sum is σ = 125678070672. Its totient is φ = 125430552000.

The previous prime is 125554289083. The next prime is 125554289093. The reversal of 125554289087 is 780982455521.

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 125554289087 - 2² = 125554289083 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 (125554289083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8893088 + ... + 8907194.

It is an arithmetic number, because the mean of its divisors is an integer number (15709758834).

Almost surely, 2^125554289087 is an apocalyptic number.

125554289087 is a deficient number, since it is larger than the sum of its proper divisors (123781585).

125554289087 is a wasteful number, since it uses less digits than its factorization.

125554289087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22249.

The product of its (nonzero) digits is 8064000, while the sum is 56.

The spelling of 125554289087 in words is "one hundred twenty-five billion, five hundred fifty-four million, two hundred eighty-nine thousand, eighty-seven".