1123872348656 has 20 divisors (see below), whose sum is σ = 2177727022800. Its totient is φ = 561878278272.

The previous prime is 1123872348637. The next prime is 1123872348673. The reversal of 1123872348656 is 6568432783211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3458141 + ... + 3769148.

It is an arithmetic number, because the mean of its divisors is an integer number (108886351140).

Almost surely, 2^{1123872348656} is an apocalyptic number.

1123872348656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1123872348656 is a deficient number, since it is larger than the sum of its proper divisors (1053854674144).

1123872348656 is an equidigital number, since it uses as much as digits as its factorization.

1123872348656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7237016 (or 7237010 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 56.

The spelling of 1123872348656 in words is "one trillion, one hundred twenty-three billion, eight hundred seventy-two million, three hundred forty-eight thousand, six hundred fifty-six".