227923213449 has 16 divisors (see below), whose sum is σ = 305867158272. Its totient is φ = 150964680528.

The previous prime is 227923213439. The next prime is 227923213481. The reversal of 227923213449 is 944312329722.

It is not a de Polignac number, because 227923213449 - 2¹⁹ = 227922689161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 227923213398 and 227923213407.

It is not an unprimeable number, because it can be changed into a prime (227923213409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1370254 + ... + 1527560.

It is an arithmetic number, because the mean of its divisors is an integer number (19116697392).

Almost surely, 2^227923213449 is an apocalyptic number.

It is an amenable number.

227923213449 is a deficient number, since it is larger than the sum of its proper divisors (77943944823).

227923213449 is a wasteful number, since it uses less digits than its factorization.

227923213449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160436.

The product of its digits is 1306368, while the sum is 48.

The spelling of 227923213449 in words is "two hundred twenty-seven billion, nine hundred twenty-three million, two hundred thirteen thousand, four hundred forty-nine".