163222226549 has 8 divisors (see below), whose sum is σ = 164851699872. Its totient is φ = 161593016400.

The previous prime is 163222226527. The next prime is 163222226567. The reversal of 163222226549 is 945622222361.

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

It is a cyclic number.

It is not a de Polignac number, because 163222226549 - 2²⁸ = 162953791093 is a prime.

It is a super-2 number, since 2×163222226549² (a number of 23 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 (163222226509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1327142 + ... + 1444904.

It is an arithmetic number, because the mean of its divisors is an integer number (20606462484).

Almost surely, 2^163222226549 is an apocalyptic number.

It is an amenable number.

163222226549 is a deficient number, since it is larger than the sum of its proper divisors (1629473323).

163222226549 is a wasteful number, since it uses less digits than its factorization.

163222226549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131587.

The product of its digits is 622080, while the sum is 44.

The spelling of 163222226549 in words is "one hundred sixty-three billion, two hundred twenty-two million, two hundred twenty-six thousand, five hundred forty-nine".