66200017070022 has 64 divisors (see below), whose sum is σ = 152042523033600. Its totient is φ = 19004263800480.

The previous prime is 66200017069981. The next prime is 66200017070071. The reversal of 66200017070022 is 22007071000266.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45795379 + ... + 47218817.

It is an arithmetic number, because the mean of its divisors is an integer number (2375664422400).

Almost surely, 2^{66200017070022} is an apocalyptic number.

66200017070022 is an abundant number, since it is smaller than the sum of its proper divisors (85842505963578).

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

66200017070022 is a wasteful number, since it uses less digits than its factorization.

66200017070022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460561.

The product of its (nonzero) digits is 14112, while the sum is 33.

Adding to 66200017070022 its reverse (22007071000266), we get a palindrome (88207088070288).

The spelling of 66200017070022 in words is "sixty-six trillion, two hundred billion, seventeen million, seventy thousand, twenty-two".