145550550225160 has 32 divisors (see below), whose sum is σ = 327489173466840. Its totient is φ = 58220142674944.

The previous prime is 145550550225103. The next prime is 145550550225181. The reversal of 145550550225160 is 61522055055541.

It can be written as a sum of positive squares in 4 ways, for example, as 145477032240996 + 73517984164 = 12061386^2 + 271142^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 145550550225160.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35298954 + ... + 39206086.

Almost surely, 2^{145550550225160} is an apocalyptic number.

145550550225160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145550550225160 is an abundant number, since it is smaller than the sum of its proper divisors (181938623241680).

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

145550550225160 is a wasteful number, since it uses less digits than its factorization.

145550550225160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4838457 (or 4838453 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 46.

The spelling of 145550550225160 in words is "one hundred forty-five trillion, five hundred fifty billion, five hundred fifty million, two hundred twenty-five thousand, one hundred sixty".