16222154147 has 4 divisors (see below), whose sum is σ = 16225307400. Its totient is φ = 16219000896.

The previous prime is 16222154057. The next prime is 16222154149. The reversal of 16222154147 is 74145122261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74145122261 = 7 ⋅10592160323.

It is a cyclic number.

It is not a de Polignac number, because 16222154147 - 2¹² = 16222150051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16222154149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568897 + ... + 1579202.

It is an arithmetic number, because the mean of its divisors is an integer number (4056326850).

Almost surely, 2^16222154147 is an apocalyptic number.

16222154147 is a deficient number, since it is larger than the sum of its proper divisors (3153253).

16222154147 is an equidigital number, since it uses as much as digits as its factorization.

16222154147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153252.

The product of its digits is 26880, while the sum is 35.

The spelling of 16222154147 in words is "sixteen billion, two hundred twenty-two million, one hundred fifty-four thousand, one hundred forty-seven".