125686467545 has 16 divisors (see below), whose sum is σ = 151039848960. Its totient is φ = 100405219200.

The previous prime is 125686467493. The next prime is 125686467583. The reversal of 125686467545 is 545764686521.

It is not a de Polignac number, because 125686467545 - 2⁸ = 125686467289 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13310936 + ... + 13320374.

It is an arithmetic number, because the mean of its divisors is an integer number (9439990560).

Almost surely, 2^125686467545 is an apocalyptic number.

It is an amenable number.

125686467545 is a deficient number, since it is larger than the sum of its proper divisors (25353381415).

125686467545 is a wasteful number, since it uses less digits than its factorization.

125686467545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12976.

The product of its digits is 48384000, while the sum is 59.

The spelling of 125686467545 in words is "one hundred twenty-five billion, six hundred eighty-six million, four hundred sixty-seven thousand, five hundred forty-five".