66353003100 has 108 divisors (see below), whose sum is σ = 208032433336. Its totient is φ = 17689656960.

The previous prime is 66353003083. The next prime is 66353003107. The reversal of 66353003100 is 130035366.

It is a super-2 number, since 2×66353003100² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66353003107) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5108214 + ... + 5121186.

Almost surely, 2^66353003100 is an apocalyptic number.

66353003100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66353003100 is an abundant number, since it is smaller than the sum of its proper divisors (141679430236).

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

66353003100 is a wasteful number, since it uses less digits than its factorization.

66353003100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18676 (or 18666 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

Adding to 66353003100 its reverse (130035366), we get a palindrome (66483038466).

The spelling of 66353003100 in words is "sixty-six billion, three hundred fifty-three million, three thousand, one hundred".