20350550536450 has 24 divisors (see below), whose sum is σ = 37995948067968. Its totient is φ = 8109268801680.

The previous prime is 20350550536447. The next prime is 20350550536469. The reversal of 20350550536450 is 5463505505302.

It is a super-3 number, since 3×20350550536450³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20350550536397 and 20350550536406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 773772042 + ... + 773798341.

It is an arithmetic number, because the mean of its divisors is an integer number (1583164502832).

Almost surely, 2^{20350550536450} is an apocalyptic number.

20350550536450 is a deficient number, since it is larger than the sum of its proper divisors (17645397531518).

20350550536450 is a wasteful number, since it uses less digits than its factorization.

20350550536450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547570658 (or 1547570653 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 43.

The spelling of 20350550536450 in words is "twenty trillion, three hundred fifty billion, five hundred fifty million, five hundred thirty-six thousand, four hundred fifty".