125535011754545 has 16 divisors (see below), whose sum is σ = 150709243030272. Its totient is φ = 100383199213440.

The previous prime is 125535011754497. The next prime is 125535011754557. The reversal of 125535011754545 is 545457110535521.

It is not a de Polignac number, because 125535011754545 - 2⁸ = 125535011754289 is a prime.

It is a Duffinian number.

It is a Curzon 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, 110854664 + ... + 111981366.

It is an arithmetic number, because the mean of its divisors is an integer number (9419327689392).

Almost surely, 2^{125535011754545} is an apocalyptic number.

It is an amenable number.

125535011754545 is a deficient number, since it is larger than the sum of its proper divisors (25174231275727).

125535011754545 is a wasteful number, since it uses less digits than its factorization.

125535011754545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136632.

The product of its (nonzero) digits is 10500000, while the sum is 53.

The spelling of 125535011754545 in words is "one hundred twenty-five trillion, five hundred thirty-five billion, eleven million, seven hundred fifty-four thousand, five hundred forty-five".