125416579051 has 4 divisors (see below), whose sum is σ = 125449770600. Its totient is φ = 125383387504.

The previous prime is 125416579019. The next prime is 125416579081. The reversal of 125416579051 is 150975614521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150975614521 = 257 ⋅587453753.

It is a cyclic number.

It is not a de Polignac number, because 125416579051 - 2⁵ = 125416579019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125416578992 and 125416579010.

It is not an unprimeable number, because it can be changed into a prime (125416579081) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16590106 + ... + 16597663.

It is an arithmetic number, because the mean of its divisors is an integer number (31362442650).

Almost surely, 2^125416579051 is an apocalyptic number.

125416579051 is a deficient number, since it is larger than the sum of its proper divisors (33191549).

125416579051 is an equidigital number, since it uses as much as digits as its factorization.

125416579051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33191548.

The product of its (nonzero) digits is 378000, while the sum is 46.

The spelling of 125416579051 in words is "one hundred twenty-five billion, four hundred sixteen million, five hundred seventy-nine thousand, fifty-one".