1123868801782 has 16 divisors (see below), whose sum is σ = 1695281918400. Its totient is φ = 558775054600.

The previous prime is 1123868801771. The next prime is 1123868801813. The reversal of 1123868801782 is 2871088683211.

It is a congruent number.

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, 18102069 + ... + 18164047.

It is an arithmetic number, because the mean of its divisors is an integer number (105955119900).

Almost surely, 2^{1123868801782} is an apocalyptic number.

1123868801782 is a deficient number, since it is larger than the sum of its proper divisors (571413116618).

1123868801782 is a wasteful number, since it uses less digits than its factorization.

1123868801782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112811.

The product of its (nonzero) digits is 2064384, while the sum is 55.

The spelling of 1123868801782 in words is "one trillion, one hundred twenty-three billion, eight hundred sixty-eight million, eight hundred one thousand, seven hundred eighty-two".