1092748643818 has 16 divisors (see below), whose sum is σ = 1765277972136. Its totient is φ = 504325920960.

The previous prime is 1092748643807. The next prime is 1092748643863. The reversal of 1092748643818 is 8183468472901.

It can be written as a sum of positive squares in 4 ways, for example, as 1054476373129 + 38272270689 = 1026877^2 + 195633^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124221 + ... + 1483552.

Almost surely, 2^{1092748643818} is an apocalyptic number.

1092748643818 is a deficient number, since it is larger than the sum of its proper divisors (672529328318).

1092748643818 is a wasteful number, since it uses less digits than its factorization.

1092748643818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633929.

The product of its (nonzero) digits is 18579456, while the sum is 61.

The spelling of 1092748643818 in words is "one trillion, ninety-two billion, seven hundred forty-eight million, six hundred forty-three thousand, eight hundred eighteen".