228494949517 has 8 divisors (see below), whose sum is σ = 231258254976. Its totient is φ = 225731890752.

The previous prime is 228494949503. The next prime is 228494949523. The reversal of 228494949517 is 715949494822.

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-228494949517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228494949217) 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, 2384668 + ... + 2478634.

It is an arithmetic number, because the mean of its divisors is an integer number (28907281872).

Almost surely, 2^228494949517 is an apocalyptic number.

It is an amenable number.

228494949517 is a deficient number, since it is larger than the sum of its proper divisors (2763305459).

228494949517 is an equidigital number, since it uses as much as digits as its factorization.

228494949517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123347.

The product of its digits is 52254720, while the sum is 64.

The spelling of 228494949517 in words is "two hundred twenty-eight billion, four hundred ninety-four million, nine hundred forty-nine thousand, five hundred seventeen".