125674504036 has 27 divisors (see below), whose sum is σ = 221536358379. Its totient is φ = 62381711808.

The previous prime is 125674503991. The next prime is 125674504037. The reversal of 125674504036 is 630405476521.

The square root of 125674504036 is 354506.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 52528056100 + 73146447936 = 229190^2 + 270456^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125674503983 and 125674504001.

It is not an unprimeable number, because it can be changed into a prime (125674504037) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 111314320 + ... + 111315448.

Almost surely, 2^125674504036 is an apocalyptic number.

125674504036 is the 354506-th square number.

It is an amenable number.

125674504036 is a deficient number, since it is larger than the sum of its proper divisors (95861854343).

125674504036 is an frugal number, since it uses more digits than its factorization.

125674504036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2576 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 125674504036 in words is "one hundred twenty-five billion, six hundred seventy-four million, five hundred four thousand, thirty-six".