145011544249 has 16 divisors (see below), whose sum is σ = 170918193600. Its totient is φ = 121291594560.

The previous prime is 145011544189. The next prime is 145011544333. The reversal of 145011544249 is 942445110541.

It is a cyclic number.

It is not a de Polignac number, because 145011544249 - 2⁷ = 145011544121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145011544049) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1607674 + ... + 1695475.

It is an arithmetic number, because the mean of its divisors is an integer number (10682387100).

Almost surely, 2^145011544249 is an apocalyptic number.

It is an amenable number.

145011544249 is a deficient number, since it is larger than the sum of its proper divisors (25906649351).

145011544249 is a wasteful number, since it uses less digits than its factorization.

145011544249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303480.

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 145011544249 in words is "one hundred forty-five billion, eleven million, five hundred forty-four thousand, two hundred forty-nine".