125602543316 has 12 divisors (see below), whose sum is σ = 221749623732. Its totient is φ = 62245507968.

The previous prime is 125602543277. The next prime is 125602543369. The reversal of 125602543316 is 613345206521.

It can be written as a sum of positive squares in 2 ways, for example, as 2158531600 + 123444011716 = 46460^2 + 351346^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125602543316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138940415 + ... + 138941318.

It is an arithmetic number, because the mean of its divisors is an integer number (18479135311).

Almost surely, 2^125602543316 is an apocalyptic number.

It is an amenable number.

125602543316 is a deficient number, since it is larger than the sum of its proper divisors (96147080416).

125602543316 is a wasteful number, since it uses less digits than its factorization.

125602543316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277881850 (or 277881848 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 125602543316 its reverse (613345206521), we get a palindrome (738947749837).

The spelling of 125602543316 in words is "one hundred twenty-five billion, six hundred two million, five hundred forty-three thousand, three hundred sixteen".