1123408228464 has 60 divisors (see below), whose sum is σ = 3190907893576. Its totient is φ = 368880310656.

The previous prime is 1123408228463. The next prime is 1123408228571. The reversal of 1123408228464 is 4648228043211.

1123408228464 is a `hidden beast` number, since 1 + 1 + 234 + 0 + 82 + 284 + 64 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123408228463) 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, 58210099 + ... + 58229394.

Almost surely, 2^{1123408228464} is an apocalyptic number.

It is an amenable number.

1123408228464 is an abundant number, since it is smaller than the sum of its proper divisors (2067499665112).

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

1123408228464 is a wasteful number, since it uses less digits than its factorization.

1123408228464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116439574 (or 116439565 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 45.

The spelling of 1123408228464 in words is "one trillion, one hundred twenty-three billion, four hundred eight million, two hundred twenty-eight thousand, four hundred sixty-four".