11234567788893 has 6 divisors (see below), whose sum is σ = 16227709028414. Its totient is φ = 7489711859256.

The previous prime is 11234567788889. The next prime is 11234567788949. The reversal of 11234567788893 is 39888776543211.

11234567788893 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 456 + 7 + 7 + 8 + 88 + 93 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6586136924409 + 4648430864484 = 2566347^2 + 2156022^2 .

It is not a de Polignac number, because 11234567788893 - 2² = 11234567788889 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11234567788693) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 624142654930 + ... + 624142654947.

Almost surely, 2^{11234567788893} is an apocalyptic number.

It is an amenable number.

11234567788893 is a deficient number, since it is larger than the sum of its proper divisors (4993141239521).

11234567788893 is a wasteful number, since it uses less digits than its factorization.

11234567788893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248285309883 (or 1248285309880 counting only the distinct ones).

The product of its digits is 487710720, while the sum is 72.

The spelling of 11234567788893 in words is "eleven trillion, two hundred thirty-four billion, five hundred sixty-seven million, seven hundred eighty-eight thousand, eight hundred ninety-three".