145851016 has 16 divisors (see below), whose sum is σ = 274668300. Its totient is φ = 72606144.

The previous prime is 145850989. The next prime is 145851029. The reversal of 145851016 is 610158541.

It can be written as a sum of positive squares in 2 ways, for example, as 143760100 + 2090916 = 11990^2 + 1446^2 .

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, 37975 + ... + 41638.

Almost surely, 2^145851016 is an apocalyptic number.

It is an amenable number.

145851016 is a deficient number, since it is larger than the sum of its proper divisors (128817284).

145851016 is a wasteful number, since it uses less digits than its factorization.

145851016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79848 (or 79844 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 145851016 is about 12076.8793982552. The cubic root of 145851016 is about 526.3845732461.

The spelling of 145851016 in words is "one hundred forty-five million, eight hundred fifty-one thousand, sixteen".