145165680280 has 32 divisors (see below), whose sum is σ = 337159002240. Its totient is φ = 56193166080.

The previous prime is 145165680241. The next prime is 145165680301. The reversal of 145165680280 is 82086561541.

It is a self number, because there is not a number n which added to its sum of digits gives 145165680280.

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, 58533309 + ... + 58535788.

It is an arithmetic number, because the mean of its divisors is an integer number (10536218820).

Almost surely, 2^145165680280 is an apocalyptic number.

145165680280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145165680280 is an abundant number, since it is smaller than the sum of its proper divisors (191993321960).

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

145165680280 is a wasteful number, since it uses less digits than its factorization.

145165680280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117069139 (or 117069135 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 145165680280 in words is "one hundred forty-five billion, one hundred sixty-five million, six hundred eighty thousand, two hundred eighty".