240456327161 has 16 divisors (see below), whose sum is σ = 261583627536. Its totient is φ = 220109654016.

The previous prime is 240456327157. The next prime is 240456327169. The reversal of 240456327161 is 161723654042.

It can be written as a sum of positive squares in 8 ways, for example, as 43614145600 + 196842181561 = 208840^2 + 443669^2 .

It is not a de Polignac number, because 240456327161 - 2² = 240456327157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240456327169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1573055 + ... + 1719131.

It is an arithmetic number, because the mean of its divisors is an integer number (16348976721).

Almost surely, 2^240456327161 is an apocalyptic number.

It is an amenable number.

240456327161 is a deficient number, since it is larger than the sum of its proper divisors (21127300375).

240456327161 is a wasteful number, since it uses less digits than its factorization.

240456327161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148748.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 240456327161 in words is "two hundred forty billion, four hundred fifty-six million, three hundred twenty-seven thousand, one hundred sixty-one".