145663034450 has 12 divisors (see below), whose sum is σ = 270933244170. Its totient is φ = 58265213760.

The previous prime is 145663034449. The next prime is 145663034467. The reversal of 145663034450 is 54430366541.

It can be written as a sum of positive squares in 3 ways, for example, as 76677486649 + 68985547801 = 276907^2 + 262651^2 .

It is a junction number, because it is equal to n+sod(n) for n = 145663034398 and 145663034407.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1456630295 + ... + 1456630394.

Almost surely, 2^145663034450 is an apocalyptic number.

145663034450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145663034450 is a deficient number, since it is larger than the sum of its proper divisors (125270209720).

145663034450 is a wasteful number, since it uses less digits than its factorization.

145663034450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2913260701 (or 2913260696 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 145663034450 in words is "one hundred forty-five billion, six hundred sixty-three million, thirty-four thousand, four hundred fifty".