125130440530 has 32 divisors (see below), whose sum is σ = 225687482496. Its totient is φ = 49951655424.

The previous prime is 125130440441. The next prime is 125130440543. The reversal of 125130440530 is 35044031521.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23399317 + ... + 23404663.

It is an arithmetic number, because the mean of its divisors is an integer number (7052733828).

Almost surely, 2^125130440530 is an apocalyptic number.

125130440530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125130440530 is a deficient number, since it is larger than the sum of its proper divisors (100557041966).

125130440530 is a wasteful number, since it uses less digits than its factorization.

125130440530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9618.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 125130440530 in words is "one hundred twenty-five billion, one hundred thirty million, four hundred forty thousand, five hundred thirty".