10643114033550 has 240 divisors, whose sum is σ = 30642887658240. Its totient is φ = 2737065764160.

The previous prime is 10643114033483. The next prime is 10643114033599. The reversal of 10643114033550 is 5533041134601.

10643114033550 is a `hidden beast` number, since 1 + 0 + 6 + 4 + 31 + 1 + 40 + 33 + 550 = 666.

It is a super-2 number, since 2×10643114033550² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 13371049 + ... + 14144651.

It is an arithmetic number, because the mean of its divisors is an integer number (127678698576).

Almost surely, 2^{10643114033550} is an apocalyptic number.

10643114033550 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 10643114033550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15321443829120).

10643114033550 is an abundant number, since it is smaller than the sum of its proper divisors (19999773624690).

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

10643114033550 is a wasteful number, since it uses less digits than its factorization.

10643114033550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773749 (or 773735 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 10643114033550 in words is "ten trillion, six hundred forty-three billion, one hundred fourteen million, thirty-three thousand, five hundred fifty".