145506576 has 20 divisors (see below), whose sum is σ = 375892112. Its totient is φ = 48502176.

The previous prime is 145506551. The next prime is 145506589. The reversal of 145506576 is 675605541.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1515646 + ... + 1515741.

Almost surely, 2^145506576 is an apocalyptic number.

145506576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145506576 is an abundant number, since it is smaller than the sum of its proper divisors (230385536).

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

145506576 is a wasteful number, since it uses less digits than its factorization.

145506576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031398 (or 3031392 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 145506576 is about 12062.6106627048. The cubic root of 145506576 is about 525.9698788093.

The spelling of 145506576 in words is "one hundred forty-five million, five hundred six thousand, five hundred seventy-six".