145216996 has 12 divisors (see below), whose sum is σ = 254242800. Its totient is φ = 72576200.

The previous prime is 145216991. The next prime is 145216999. The reversal of 145216996 is 699612541.

It is not an unprimeable number, because it can be changed into a prime (145216991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4071 + ... + 17521.

It is an arithmetic number, because the mean of its divisors is an integer number (21186900).

Almost surely, 2^145216996 is an apocalyptic number.

It is an amenable number.

145216996 is a deficient number, since it is larger than the sum of its proper divisors (109025804).

145216996 is a wasteful number, since it uses less digits than its factorization.

145216996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16154 (or 16152 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 145216996 is about 12050.6014787645. The cubic root of 145216996 is about 525.6207273282.

The spelling of 145216996 in words is "one hundred forty-five million, two hundred sixteen thousand, nine hundred ninety-six".