146493446000 has 80 divisors (see below), whose sum is σ = 386423133408. Its totient is φ = 53270336000.

The previous prime is 146493445997. The next prime is 146493446009. The reversal of 146493446000 is 644394641.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146493446009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3307397 + ... + 3351396.

Almost surely, 2^146493446000 is an apocalyptic number.

146493446000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146493446000 is an abundant number, since it is smaller than the sum of its proper divisors (239929687408).

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

146493446000 is a wasteful number, since it uses less digits than its factorization.

146493446000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6658827 (or 6658811 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 146493446000 in words is "one hundred forty-six billion, four hundred ninety-three million, four hundred forty-six thousand".