10561521030650 has 48 divisors (see below), whose sum is σ = 20624292978624. Its totient is φ = 4016138734080.

The previous prime is 10561521030629. The next prime is 10561521030661. The reversal of 10561521030650 is 5603012516501.

It is a super-2 number, since 2×10561521030650² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10561521030650.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27984119 + ... + 28359018.

It is an arithmetic number, because the mean of its divisors is an integer number (429672770388).

Almost surely, 2^{10561521030650} is an apocalyptic number.

10561521030650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10561521030650 is a deficient number, since it is larger than the sum of its proper divisors (10062771947974).

10561521030650 is a wasteful number, since it uses less digits than its factorization.

10561521030650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56343335 (or 56343330 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

It can be divided in two parts, 1056152 and 1030650, that added together give a palindrome (2086802).

The spelling of 10561521030650 in words is "ten trillion, five hundred sixty-one billion, five hundred twenty-one million, thirty thousand, six hundred fifty".