125208785755 has 16 divisors (see below), whose sum is σ = 150461521920. Its totient is φ = 100026483552.

The previous prime is 125208785753. The next prime is 125208785803. The reversal of 125208785755 is 557587802521.

It is a cyclic number.

It is not a de Polignac number, because 125208785755 - 2¹ = 125208785753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125208785696 and 125208785705.

It is not an unprimeable number, because it can be changed into a prime (125208785753) 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, 12190132 + ... + 12200398.

It is an arithmetic number, because the mean of its divisors is an integer number (9403845120).

Almost surely, 2^125208785755 is an apocalyptic number.

125208785755 is a deficient number, since it is larger than the sum of its proper divisors (25252736165).

125208785755 is a wasteful number, since it uses less digits than its factorization.

125208785755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13458.

The product of its (nonzero) digits is 7840000, while the sum is 55.

The spelling of 125208785755 in words is "one hundred twenty-five billion, two hundred eight million, seven hundred eighty-five thousand, seven hundred fifty-five".