146456142320 has 40 divisors (see below), whose sum is σ = 346935267936. Its totient is φ = 57477125888.

The previous prime is 146456142311. The next prime is 146456142331. The reversal of 146456142320 is 23241654641.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17266532 + ... + 17275011.

Almost surely, 2^146456142320 is an apocalyptic number.

146456142320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146456142320 is an abundant number, since it is smaller than the sum of its proper divisors (200479125616).

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

146456142320 is a wasteful number, since it uses less digits than its factorization.

146456142320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34541609 (or 34541603 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 146456142320 its reverse (23241654641), we get a palindrome (169697796961).

The spelling of 146456142320 in words is "one hundred forty-six billion, four hundred fifty-six million, one hundred forty-two thousand, three hundred twenty".