125415214232545 has 32 divisors (see below), whose sum is σ = 157531138170624. Its totient is φ = 95670832646400.

The previous prime is 125415214232521. The next prime is 125415214232551. The reversal of 125415214232545 is 545232412514521.

It is a happy number.

It is not a de Polignac number, because 125415214232545 - 2¹¹ = 125415214230497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125415214232495 and 125415214232504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412967655 + ... + 413271235.

It is an arithmetic number, because the mean of its divisors is an integer number (4922848067832).

Almost surely, 2^{125415214232545} is an apocalyptic number.

It is an amenable number.

125415214232545 is a deficient number, since it is larger than the sum of its proper divisors (32115923938079).

125415214232545 is a wasteful number, since it uses less digits than its factorization.

125415214232545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314793.

The product of its digits is 1920000, while the sum is 46.

The spelling of 125415214232545 in words is "one hundred twenty-five trillion, four hundred fifteen billion, two hundred fourteen million, two hundred thirty-two thousand, five hundred forty-five".