1401704305655 has 16 divisors (see below), whose sum is σ = 1718034969600. Its totient is φ = 1097375843232.

The previous prime is 1401704305549. The next prime is 1401704305697. The reversal of 1401704305655 is 5565034071041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1401704305655 - 2⁸ = 1401704305399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1681646 + ... + 2373044.

It is an arithmetic number, because the mean of its divisors is an integer number (107377185600).

Almost surely, 2^{1401704305655} is an apocalyptic number.

1401704305655 is a deficient number, since it is larger than the sum of its proper divisors (316330663945).

1401704305655 is an equidigital number, since it uses as much as digits as its factorization.

1401704305655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700078.

The product of its (nonzero) digits is 252000, while the sum is 41.

Adding to 1401704305655 its reverse (5565034071041), we get a palindrome (6966738376696).

The spelling of 1401704305655 in words is "one trillion, four hundred one billion, seven hundred four million, three hundred five thousand, six hundred fifty-five".