12625724085 has 32 divisors (see below), whose sum is σ = 21802851840. Its totient is φ = 6202096128.

The previous prime is 12625724003. The next prime is 12625724099. The reversal of 12625724085 is 58042752621.

It is not a de Polignac number, because 12625724085 - 2¹² = 12625719989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18276 + ... + 159954.

It is an arithmetic number, because the mean of its divisors is an integer number (681339120).

Almost surely, 2^12625724085 is an apocalyptic number.

12625724085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12625724085 is a deficient number, since it is larger than the sum of its proper divisors (9177127755).

12625724085 is a wasteful number, since it uses less digits than its factorization.

12625724085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142157.

The product of its (nonzero) digits is 268800, while the sum is 42.

The spelling of 12625724085 in words is "twelve billion, six hundred twenty-five million, seven hundred twenty-four thousand, eighty-five".