646365605033350 has 12 divisors (see below), whose sum is σ = 1202240025362124. Its totient is φ = 258546242013320.

The previous prime is 646365605033339. The next prime is 646365605033399. The reversal of 646365605033350 is 53330506563646.

646365605033350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×646365605033350² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 646365605033291 and 646365605033300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6463656050284 + ... + 6463656050383.

It is an arithmetic number, because the mean of its divisors is an integer number (100186668780177).

Almost surely, 2^{646365605033350} is an apocalyptic number.

646365605033350 is a deficient number, since it is larger than the sum of its proper divisors (555874420328774).

646365605033350 is a wasteful number, since it uses less digits than its factorization.

646365605033350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12927312100679 (or 12927312100674 counting only the distinct ones).

The product of its (nonzero) digits is 52488000, while the sum is 55.

The spelling of 646365605033350 in words is "six hundred forty-six trillion, three hundred sixty-five billion, six hundred five million, thirty-three thousand, three hundred fifty".