1481131678265 has 8 divisors (see below), whose sum is σ = 1795681293000. Its totient is φ = 1172689823232.

The previous prime is 1481131678199. The next prime is 1481131678343. The reversal of 1481131678265 is 5628761311841.

It can be written as a sum of positive squares in 4 ways, for example, as 15904144 + 1481115774121 = 3988^2 + 1217011^2 .

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 1481131678265 - 2²⁰ = 1481130629689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1526939390 + ... + 1526940359.

It is an arithmetic number, because the mean of its divisors is an integer number (224460161625).

Almost surely, 2^{1481131678265} is an apocalyptic number.

It is an amenable number.

1481131678265 is a deficient number, since it is larger than the sum of its proper divisors (314549614735).

1481131678265 is an equidigital number, since it uses as much as digits as its factorization.

1481131678265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053879851.

The product of its digits is 1935360, while the sum is 53.

The spelling of 1481131678265 in words is "one trillion, four hundred eighty-one billion, one hundred thirty-one million, six hundred seventy-eight thousand, two hundred sixty-five".