145699016 has 16 divisors (see below), whose sum is σ = 282606300. Its totient is φ = 70337344.

The previous prime is 145698991. The next prime is 145699031. The reversal of 145699016 is 610996541.

It can be written as a sum of positive squares in 2 ways, for example, as 145106116 + 592900 = 12046^2 + 770^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313775 + ... + 314238.

Almost surely, 2^145699016 is an apocalyptic number.

It is an amenable number.

145699016 is a deficient number, since it is larger than the sum of its proper divisors (136907284).

145699016 is a wasteful number, since it uses less digits than its factorization.

145699016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628048 (or 628044 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 145699016 is about 12070.5847414282. The cubic root of 145699016 is about 526.2016508184.

The spelling of 145699016 in words is "one hundred forty-five million, six hundred ninety-nine thousand, sixteen".