66532202030 has 32 divisors (see below), whose sum is σ = 138277250496. Its totient is φ = 22575873024.

The previous prime is 66532202021. The next prime is 66532202041. The reversal of 66532202030 is 3020223566.

It is a super-2 number, since 2×66532202030² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66532201984 and 66532202002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4892489 + ... + 4906068.

It is an arithmetic number, because the mean of its divisors is an integer number (4321164078).

Almost surely, 2^66532202030 is an apocalyptic number.

66532202030 is an abundant number, since it is smaller than the sum of its proper divisors (71745048466).

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

66532202030 is a wasteful number, since it uses less digits than its factorization.

66532202030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9798668.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 66532202030 its reverse (3020223566), we get a palindrome (69552425596).

The spelling of 66532202030 in words is "sixty-six billion, five hundred thirty-two million, two hundred two thousand, thirty".