146223417949 has 16 divisors (see below), whose sum is σ = 168900092928. Its totient is φ = 123994639872.

The previous prime is 146223417947. The next prime is 146223417961. The reversal of 146223417949 is 949714322641.

It is a cyclic number.

It is not a de Polignac number, because 146223417949 - 2¹ = 146223417947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146223417896 and 146223417905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146223417947) 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, 1788564 + ... + 1868530.

It is an arithmetic number, because the mean of its divisors is an integer number (10556255808).

Almost surely, 2^146223417949 is an apocalyptic number.

It is an amenable number.

146223417949 is a deficient number, since it is larger than the sum of its proper divisors (22676674979).

146223417949 is an equidigital number, since it uses as much as digits as its factorization.

146223417949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82764.

The product of its digits is 2612736, while the sum is 52.

The spelling of 146223417949 in words is "one hundred forty-six billion, two hundred twenty-three million, four hundred seventeen thousand, nine hundred forty-nine".