16572020220127 has 8 divisors (see below), whose sum is σ = 18470363094000. Its totient is φ = 14776290474624.

The previous prime is 16572020220083. The next prime is 16572020220131. The reversal of 16572020220127 is 72102202027561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16572020220127 is a prime.

It is a super-2 number, since 2×16572020220127² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16572020220157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25653281752 + ... + 25653282397.

It is an arithmetic number, because the mean of its divisors is an integer number (2308795386750).

Almost surely, 2^{16572020220127} is an apocalyptic number.

16572020220127 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16572020220127 is a deficient number, since it is larger than the sum of its proper divisors (1898342873873).

16572020220127 is a wasteful number, since it uses less digits than its factorization.

16572020220127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51306564185.

The product of its (nonzero) digits is 47040, while the sum is 37.

Adding to 16572020220127 its reverse (72102202027561), we get a palindrome (88674222247688).

The spelling of 16572020220127 in words is "sixteen trillion, five hundred seventy-two billion, twenty million, two hundred twenty thousand, one hundred twenty-seven".