125242511454005 has 16 divisors (see below), whose sum is σ = 164345131137600. Its totient is φ = 90868075119360.

The previous prime is 125242511453971. The next prime is 125242511454017. The reversal of 125242511454005 is 500454115242521.

It is not a de Polignac number, because 125242511454005 - 2⁸ = 125242511453749 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2717323700 + ... + 2717369789.

It is an arithmetic number, because the mean of its divisors is an integer number (10271570696100).

Almost surely, 2^{125242511454005} is an apocalyptic number.

It is an amenable number.

125242511454005 is a deficient number, since it is larger than the sum of its proper divisors (39102619683595).

125242511454005 is a wasteful number, since it uses less digits than its factorization.

125242511454005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5434693924.

The product of its (nonzero) digits is 320000, while the sum is 41.

Adding to 125242511454005 its reverse (500454115242521), we get a palindrome (625696626696526).

The spelling of 125242511454005 in words is "one hundred twenty-five trillion, two hundred forty-two billion, five hundred eleven million, four hundred fifty-four thousand, five".