125402621006 has 16 divisors (see below), whose sum is σ = 202579411104. Its totient is φ = 57876433824.

The previous prime is 125402620997. The next prime is 125402621011. The reversal of 125402621006 is 600126204521.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125402621006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1441751 + ... + 1526253.

It is an arithmetic number, because the mean of its divisors is an integer number (12661213194).

Almost surely, 2^125402621006 is an apocalyptic number.

125402621006 is a deficient number, since it is larger than the sum of its proper divisors (77176790098).

125402621006 is a wasteful number, since it uses less digits than its factorization.

125402621006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141595.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 125402621006 its reverse (600126204521), we get a palindrome (725528825527).

The spelling of 125402621006 in words is "one hundred twenty-five billion, four hundred two million, six hundred twenty-one thousand, six".