1223435450452 has 12 divisors (see below), whose sum is σ = 2210076942976. Its totient is φ = 591984895320.

The previous prime is 1223435450449. The next prime is 1223435450467. The reversal of 1223435450452 is 2540545343221.

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, 4933207338 + ... + 4933207585.

Almost surely, 2^{1223435450452} is an apocalyptic number.

It is an amenable number.

1223435450452 is a deficient number, since it is larger than the sum of its proper divisors (986641492524).

1223435450452 is a wasteful number, since it uses less digits than its factorization.

1223435450452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9866414958 (or 9866414956 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

The spelling of 1223435450452 in words is "one trillion, two hundred twenty-three billion, four hundred thirty-five million, four hundred fifty thousand, four hundred fifty-two".