4125212442505 has 16 divisors (see below), whose sum is σ = 6171746408064. Its totient is φ = 2571561002880.

The previous prime is 4125212442467. The next prime is 4125212442511. The reversal of 4125212442505 is 5052442125214.

It is not a de Polignac number, because 4125212442505 - 2²⁵ = 4125178888073 is a prime.

It is a Duffinian number.

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, 5357418372 + ... + 5357419141.

It is an arithmetic number, because the mean of its divisors is an integer number (385734150504).

Almost surely, 2^{4125212442505} is an apocalyptic number.

It is an amenable number.

4125212442505 is a deficient number, since it is larger than the sum of its proper divisors (2046533965559).

4125212442505 is a wasteful number, since it uses less digits than its factorization.

4125212442505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10714837536.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 4125212442505 its reverse (5052442125214), we get a palindrome (9177654567719).

The spelling of 4125212442505 in words is "four trillion, one hundred twenty-five billion, two hundred twelve million, four hundred forty-two thousand, five hundred five".