12502327557 has 8 divisors (see below), whose sum is σ = 17394542784. Its totient is φ = 7972498688.

The previous prime is 12502327531. The next prime is 12502327583. The reversal of 12502327557 is 75572320521.

It is an interprime number because it is at equal distance from previous prime (12502327531) and next prime (12502327583).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12502327557 - 2⁷ = 12502327429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12502327517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90596508 + ... + 90596645.

It is an arithmetic number, because the mean of its divisors is an integer number (2174317848).

Almost surely, 2^12502327557 is an apocalyptic number.

It is an amenable number.

12502327557 is a deficient number, since it is larger than the sum of its proper divisors (4892215227).

12502327557 is a wasteful number, since it uses less digits than its factorization.

12502327557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181193179.

The product of its (nonzero) digits is 147000, while the sum is 39.

The spelling of 12502327557 in words is "twelve billion, five hundred two million, three hundred twenty-seven thousand, five hundred fifty-seven".