146649454224 has 160 divisors (see below), whose sum is σ = 469943255040. Its totient is φ = 38372092416.

The previous prime is 146649454223. The next prime is 146649454247. The reversal of 146649454224 is 422454946641.

It is not an unprimeable number, because it can be changed into a prime (146649454223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 422557 + ... + 686915.

It is an arithmetic number, because the mean of its divisors is an integer number (2937145344).

Almost surely, 2^146649454224 is an apocalyptic number.

146649454224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146649454224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234971627520).

146649454224 is an abundant number, since it is smaller than the sum of its proper divisors (323293800816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146649454224 is a wasteful number, since it uses less digits than its factorization.

146649454224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264517 (or 264511 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 51.

The spelling of 146649454224 in words is "one hundred forty-six billion, six hundred forty-nine million, four hundred fifty-four thousand, two hundred twenty-four".