1123362064650 has 192 divisors, whose sum is σ = 3391414935552. Its totient is φ = 240216714240.

The previous prime is 1123362064619. The next prime is 1123362064663. The reversal of 1123362064650 is 564602633211.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1123362064599 and 1123362064608.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2792527 + ... + 3169373.

It is an arithmetic number, because the mean of its divisors is an integer number (17663619456).

Almost surely, 2^{1123362064650} is an apocalyptic number.

1123362064650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123362064650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1695707467776).

1123362064650 is an abundant number, since it is smaller than the sum of its proper divisors (2268052870902).

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

1123362064650 is a wasteful number, since it uses less digits than its factorization.

1123362064650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377053 (or 377048 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 1123362064650 its reverse (564602633211), we get a palindrome (1687964697861).

The spelling of 1123362064650 in words is "one trillion, one hundred twenty-three billion, three hundred sixty-two million, sixty-four thousand, six hundred fifty".