240157560272401 has 4 divisors (see below), whose sum is σ = 240447255762100. Its totient is φ = 239867864782704.

The previous prime is 240157560272353. The next prime is 240157560272411. The reversal of 240157560272401 is 104272065751042.

It is a happy number.

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 166767909238225 + 73389651034176 = 12913865^2 + 8566776^2 .

It is a cyclic number.

It is not a de Polignac number, because 240157560272401 - 2⁴⁷ = 99420071917073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240157560272411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144847743606 + ... + 144847745263.

It is an arithmetic number, because the mean of its divisors is an integer number (60111813940525).

Almost surely, 2^{240157560272401} is an apocalyptic number.

It is an amenable number.

240157560272401 is a deficient number, since it is larger than the sum of its proper divisors (289695489699).

240157560272401 is an equidigital number, since it uses as much as digits as its factorization.

240157560272401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289695489698.

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 240157560272401 in words is "two hundred forty trillion, one hundred fifty-seven billion, five hundred sixty million, two hundred seventy-two thousand, four hundred one".