1406244965904 has 135 divisors (see below), whose sum is σ = 4181371789543. Its totient is φ = 441098996736.

The previous prime is 1406244965893. The next prime is 1406244965911. The reversal of 1406244965904 is 4095694426041.

The square root of 1406244965904 is 1185852.

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

1406244965904 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 2 + 4 + 49 + 6 + 590 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 317811807504 + 1088433158400 = 563748^2 + 1043280^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 241910902 + ... + 241916714.

Almost surely, 2^{1406244965904} is an apocalyptic number.

1406244965904 is the 1185852-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1406244965904

1406244965904 is an abundant number, since it is smaller than the sum of its proper divisors (2775126823639).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1406244965904 is an frugal number, since it uses more digits than its factorization.

1406244965904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11674 (or 5835 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 1406244965904 in words is "one trillion, four hundred six billion, two hundred forty-four million, nine hundred sixty-five thousand, nine hundred four".