125138073585 has 32 divisors (see below), whose sum is σ = 229234828032. Its totient is φ = 57103246080.

The previous prime is 125138073583. The next prime is 125138073611. The reversal of 125138073585 is 585370831521.

It is not a de Polignac number, because 125138073585 - 2¹ = 125138073583 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (125138073583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1011346 + ... + 1128315.

It is an arithmetic number, because the mean of its divisors is an integer number (7163588376).

Almost surely, 2^125138073585 is an apocalyptic number.

125138073585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125138073585 is a deficient number, since it is larger than the sum of its proper divisors (104096754447).

125138073585 is a wasteful number, since it uses less digits than its factorization.

125138073585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140233.

The product of its (nonzero) digits is 1008000, while the sum is 48.

The spelling of 125138073585 in words is "one hundred twenty-five billion, one hundred thirty-eight million, seventy-three thousand, five hundred eighty-five".