11290543678456 has 48 divisors (see below), whose sum is σ = 24819964358400. Its totient is φ = 4800703590144.

The previous prime is 11290543678441. The next prime is 11290543678457. The reversal of 11290543678456 is 65487634509211.

It is a junction number, because it is equal to n+sod(n) for n = 11290543678394 and 11290543678403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11290543678457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113345521 + ... + 113445088.

It is an arithmetic number, because the mean of its divisors is an integer number (517082590800).

It is a 1-persistent number, because it is pandigital, but 2⋅11290543678456 = 22581087356912 is not.

Almost surely, 2^{11290543678456} is an apocalyptic number.

It is an amenable number.

11290543678456 is an abundant number, since it is smaller than the sum of its proper divisors (13529420679944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11290543678456 is a wasteful number, since it uses less digits than its factorization.

11290543678456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226790756 (or 226790745 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 61.

The spelling of 11290543678456 in words is "eleven trillion, two hundred ninety billion, five hundred forty-three million, six hundred seventy-eight thousand, four hundred fifty-six".