125206213567 has 16 divisors (see below), whose sum is σ = 130821818400. Its totient is φ = 119724917760.

The previous prime is 125206213553. The next prime is 125206213571. The reversal of 125206213567 is 765312602521.

It is a cyclic number.

It is not a de Polignac number, because 125206213567 - 2⁷ = 125206213439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125206213367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738409 + ... + 891997.

It is an arithmetic number, because the mean of its divisors is an integer number (8176363650).

Almost surely, 2^125206213567 is an apocalyptic number.

125206213567 is a deficient number, since it is larger than the sum of its proper divisors (5615604833).

125206213567 is a wasteful number, since it uses less digits than its factorization.

125206213567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154026.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 125206213567 in words is "one hundred twenty-five billion, two hundred six million, two hundred thirteen thousand, five hundred sixty-seven".