125130153556 has 12 divisors (see below), whose sum is σ = 231858814068. Its totient is φ = 58884778112.

The previous prime is 125130153521. The next prime is 125130153601. The reversal of 125130153556 is 655351031521.

It can be written as a sum of positive squares in 2 ways, for example, as 69107997456 + 56022156100 = 262884^2 + 236690^2 .

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, 920074591 + ... + 920074726.

It is an arithmetic number, because the mean of its divisors is an integer number (19321567839).

Almost surely, 2^125130153556 is an apocalyptic number.

It is an amenable number.

125130153556 is a deficient number, since it is larger than the sum of its proper divisors (106728660512).

125130153556 is a wasteful number, since it uses less digits than its factorization.

125130153556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840149338 (or 1840149336 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 37.

The spelling of 125130153556 in words is "one hundred twenty-five billion, one hundred thirty million, one hundred fifty-three thousand, five hundred fifty-six".