156346500161 has 8 divisors (see below), whose sum is σ = 158150379240. Its totient is φ = 154543669632.

The previous prime is 156346500077. The next prime is 156346500187. The reversal of 156346500161 is 161005643651.

It can be written as a sum of positive squares in 4 ways, for example, as 87725554225 + 68620945936 = 296185^2 + 261956^2 .

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 156346500161 - 2¹⁰ = 156346499137 is a prime.

It is a super-2 number, since 2×156346500161² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (156346506161) 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, 39791 + ... + 560603.

It is an arithmetic number, because the mean of its divisors is an integer number (19768797405).

Almost surely, 2^156346500161 is an apocalyptic number.

It is an amenable number.

156346500161 is a deficient number, since it is larger than the sum of its proper divisors (1803879079).

156346500161 is an equidigital number, since it uses as much as digits as its factorization.

156346500161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524275.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 156346500161 in words is "one hundred fifty-six billion, three hundred forty-six million, five hundred thousand, one hundred sixty-one".