156608468605 has 4 divisors (see below), whose sum is σ = 187930162332. Its totient is φ = 125286774880.

The previous prime is 156608468567. The next prime is 156608468629. The reversal of 156608468605 is 506864806651.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27358152409 + 129250316196 = 165403^2 + 359514^2 .

It is not a de Polignac number, because 156608468605 - 2¹¹ = 156608466557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15660846856 + ... + 15660846865.

It is an arithmetic number, because the mean of its divisors is an integer number (46982540583).

Almost surely, 2^156608468605 is an apocalyptic number.

It is an amenable number.

156608468605 is a deficient number, since it is larger than the sum of its proper divisors (31321693727).

156608468605 is an equidigital number, since it uses as much as digits as its factorization.

156608468605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31321693726.

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 156608468605 in words is "one hundred fifty-six billion, six hundred eight million, four hundred sixty-eight thousand, six hundred five".