188344525913 has 8 divisors (see below), whose sum is σ = 196868242368. Its totient is φ = 179848711504.

The previous prime is 188344525883. The next prime is 188344525961. The reversal of 188344525913 is 319525443881.

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 188344525913 - 2¹² = 188344521817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (188344525013) 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, 6961706 + ... + 6988707.

It is an arithmetic number, because the mean of its divisors is an integer number (24608530296).

Almost surely, 2^188344525913 is an apocalyptic number.

It is an amenable number.

188344525913 is a deficient number, since it is larger than the sum of its proper divisors (8523716455).

188344525913 is a wasteful number, since it uses less digits than its factorization.

188344525913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13951023.

The product of its digits is 4147200, while the sum is 53.

The spelling of 188344525913 in words is "one hundred eighty-eight billion, three hundred forty-four million, five hundred twenty-five thousand, nine hundred thirteen".