1249964248324 has 81 divisors (see below), whose sum is σ = 2435958467733. Its totient is φ = 560797828800.

The previous prime is 1249964248307. The next prime is 1249964248331. The reversal of 1249964248324 is 4238424699421.

The square root of 1249964248324 is 1118018.

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., 240019646724 + 1009944601600 = 489918^2 + 1004960^2 .

It is a Duffinian number.

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 26 ways as a sum of consecutive naturals, for example, 2189078959 + ... + 2189079529.

Almost surely, 2^{1249964248324} is an apocalyptic number.

1249964248324 is the 1118018-th square number.

It is an amenable number.

1249964248324 is a deficient number, since it is larger than the sum of its proper divisors (1185994219409).

1249964248324 is an frugal number, since it uses more digits than its factorization.

1249964248324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 673 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 58.

The spelling of 1249964248324 in words is "one trillion, two hundred forty-nine billion, nine hundred sixty-four million, two hundred forty-eight thousand, three hundred twenty-four".