145152650 has 24 divisors (see below), whose sum is σ = 270336864. Its totient is φ = 57985200.

The previous prime is 145152629. The next prime is 145152659. The reversal of 145152650 is 56251541.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (145152659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51785 + ... + 54515.

It is an arithmetic number, because the mean of its divisors is an integer number (11264036).

Almost surely, 2^145152650 is an apocalyptic number.

145152650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145152650 is a deficient number, since it is larger than the sum of its proper divisors (125184214).

145152650 is a wasteful number, since it uses less digits than its factorization.

145152650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806 (or 3801 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 145152650 is about 12047.9313577062. The cubic root of 145152650 is about 525.5430812561.

The spelling of 145152650 in words is "one hundred forty-five million, one hundred fifty-two thousand, six hundred fifty".