1404696669601 has 27 divisors (see below), whose sum is σ = 1453490668497. Its totient is φ = 1357526934600.

The previous prime is 1404696669557. The next prime is 1404696669617. The reversal of 1404696669601 is 1069666964041.

It is a happy number.

The square root of 1404696669601 is 1185199.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1404696669601 - 2¹⁷ = 1404696538529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1404696669001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8411357220 + ... + 8411357386.

Almost surely, 2^{1404696669601} is an apocalyptic number.

1404696669601 is the 1185199-th square number.

1404696669601 is the 592600-th centered octagonal number.

It is an amenable number.

1404696669601 is a deficient number, since it is larger than the sum of its proper divisors (48793998896).

1404696669601 is an frugal number, since it uses more digits than its factorization.

1404696669601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 1404696669601 in words is "one trillion, four hundred four billion, six hundred ninety-six million, six hundred sixty-nine thousand, six hundred one".