1350635220665 has 8 divisors (see below), whose sum is σ = 1620803805120. Its totient is φ = 1080480482992.

The previous prime is 1350635220661. The next prime is 1350635220703. The reversal of 1350635220665 is 5660225360531.

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 1350635220665 - 2² = 1350635220661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1350635220661) 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, 3245879 + ... + 3638268.

It is an arithmetic number, because the mean of its divisors is an integer number (202600475640).

Almost surely, 2^{1350635220665} is an apocalyptic number.

It is an amenable number.

1350635220665 is a deficient number, since it is larger than the sum of its proper divisors (270168584455).

1350635220665 is an equidigital number, since it uses as much as digits as its factorization.

1350635220665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6923391.

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 1350635220665 in words is "one trillion, three hundred fifty billion, six hundred thirty-five million, two hundred twenty thousand, six hundred sixty-five".