145552051200250 has 64 divisors (see below), whose sum is σ = 273545464282272. Its totient is φ = 57992191488000.

The previous prime is 145552051200239. The next prime is 145552051200317. The reversal of 145552051200250 is 52002150255541.

It can be written as a sum of positive squares in 16 ways, for example, as 49648046622769 + 95904004577481 = 7046137^2 + 9793059^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65700630 + ... + 67879870.

Almost surely, 2^{145552051200250} is an apocalyptic number.

145552051200250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145552051200250 is a deficient number, since it is larger than the sum of its proper divisors (127993413082022).

145552051200250 is a wasteful number, since it uses less digits than its factorization.

145552051200250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180308 (or 2180298 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 37.

The spelling of 145552051200250 in words is "one hundred forty-five trillion, five hundred fifty-two billion, fifty-one million, two hundred thousand, two hundred fifty".