145765500 has 48 divisors (see below), whose sum is σ = 424473504. Its totient is φ = 38870400.

The previous prime is 145765483. The next prime is 145765541. The reversal of 145765500 is 5567541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47089 + ... + 50088.

It is an arithmetic number, because the mean of its divisors is an integer number (8843198).

Almost surely, 2^145765500 is an apocalyptic number.

145765500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145765500 is an abundant number, since it is smaller than the sum of its proper divisors (278708004).

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

145765500 is a wasteful number, since it uses less digits than its factorization.

145765500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97199 (or 97187 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 145765500 is about 12073.3383949925. The cubic root of 145765500 is about 526.2816757714.

The spelling of 145765500 in words is "one hundred forty-five million, seven hundred sixty-five thousand, five hundred".