10643530555346 has 16 divisors (see below), whose sum is σ = 17217922497048. Its totient is φ = 4905391008000.

The previous prime is 10643530555321. The next prime is 10643530555363. The reversal of 10643530555346 is 64355503534601.

It can be written as a sum of positive squares in 4 ways, for example, as 7831238449225 + 2812292106121 = 2798435^2 + 1676989^2 .

It is a super-2 number, since 2×10643530555346² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10643530555294 and 10643530555303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291969335 + ... + 292005786.

Almost surely, 2^{10643530555346} is an apocalyptic number.

10643530555346 is a deficient number, since it is larger than the sum of its proper divisors (6574391941702).

10643530555346 is a wasteful number, since it uses less digits than its factorization.

10643530555346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583975837.

The product of its (nonzero) digits is 9720000, while the sum is 50.

The spelling of 10643530555346 in words is "ten trillion, six hundred forty-three billion, five hundred thirty million, five hundred fifty-five thousand, three hundred forty-six".