1318735283044 has 9 divisors (see below), whose sum is σ = 2307790764601. Its totient is φ = 659366493160.

The previous prime is 1318735283003. The next prime is 1318735283057. The reversal of 1318735283044 is 4403825378131.

The square root of 1318735283044 is 1148362.

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., 211105329444 + 1107629953600 = 459462^2 + 1052440^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2009634 + ... + 2583814.

Almost surely, 2^{1318735283044} is an apocalyptic number.

1318735283044 is the 1148362-nd square number.

It is an amenable number.

1318735283044 is a deficient number, since it is larger than the sum of its proper divisors (989055481557).

1318735283044 is an frugal number, since it uses more digits than its factorization.

1318735283044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148366 (or 574183 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

Multiplying 1318735283044 by its sum of digits (49), we get a square (64618028869156 = 8038534²).

The spelling of 1318735283044 in words is "one trillion, three hundred eighteen billion, seven hundred thirty-five million, two hundred eighty-three thousand, forty-four".