1404542597956 has 27 divisors (see below), whose sum is σ = 2482949838397. Its totient is φ = 695199604400.

The previous prime is 1404542597903. The next prime is 1404542597987. The reversal of 1404542597956 is 6597952454041.

The square root of 1404542597956 is 1185134.

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

It can be written as a sum of positive squares in only one way, i.e., 1349467895556 + 55074702400 = 1161666^2 + 234680^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1404542597894 and 1404542597903.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 239394135 + ... + 239400001.

Almost surely, 2^{1404542597956} is an apocalyptic number.

1404542597956 is the 1185134-th square number.

It is an amenable number.

1404542597956 is a deficient number, since it is larger than the sum of its proper divisors (1078407240441).

1404542597956 is an frugal number, since it uses more digits than its factorization.

1404542597956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11940 (or 5970 counting only the distinct ones).

The product of its (nonzero) digits is 54432000, while the sum is 61.

The spelling of 1404542597956 in words is "one trillion, four hundred four billion, five hundred forty-two million, five hundred ninety-seven thousand, nine hundred fifty-six".