1499552091844 has 27 divisors (see below), whose sum is σ = 2711736305103. Its totient is φ = 725552985000.

The previous prime is 1499552091841. The next prime is 1499552091853. The reversal of 1499552091844 is 4481902559941.

The square root of 1499552091844 is 1224562.

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

It is a super-2 number, since 2×1499552091844² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1499552091841) by changing a digit.

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, 75912969 + ... + 75932719.

Almost surely, 2^{1499552091844} is an apocalyptic number.

1499552091844 is the 1224562-nd square number.

It is an amenable number.

1499552091844 is a deficient number, since it is larger than the sum of its proper divisors (1212184213259).

1499552091844 is an frugal number, since it uses more digits than its factorization.

1499552091844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39568 (or 19784 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 61.

The spelling of 1499552091844 in words is "one trillion, four hundred ninety-nine billion, five hundred fifty-two million, ninety-one thousand, eight hundred forty-four".