125815090652 has 6 divisors (see below), whose sum is σ = 220176408648. Its totient is φ = 62907545324.

The previous prime is 125815090651. The next prime is 125815090691. The reversal of 125815090652 is 256090518521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125815090651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15726886328 + ... + 15726886335.

It is an arithmetic number, because the mean of its divisors is an integer number (36696068108).

Almost surely, 2^125815090652 is an apocalyptic number.

It is an amenable number.

125815090652 is a deficient number, since it is larger than the sum of its proper divisors (94361317996).

125815090652 is a wasteful number, since it uses less digits than its factorization.

125815090652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31453772667 (or 31453772665 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 44.

The spelling of 125815090652 in words is "one hundred twenty-five billion, eight hundred fifteen million, ninety thousand, six hundred fifty-two".