126502016 has 16 divisors (see below), whose sum is σ = 252015990. Its totient is φ = 63250944.

The previous prime is 126502009. The next prime is 126502037. The reversal of 126502016 is 610205621.

It can be written as a sum of positive squares in only one way, i.e., 86862400 + 39639616 = 9320^2 + 6296^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 126501982 and 126502000.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494021 + ... + 494276.

Almost surely, 2^126502016 is an apocalyptic number.

126502016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126502016 is a deficient number, since it is larger than the sum of its proper divisors (125513974).

126502016 is an frugal number, since it uses more digits than its factorization.

126502016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988311 (or 988299 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 126502016 is about 11247.3115009766. The cubic root of 126502016 is about 501.9947196050.

Adding to 126502016 its reverse (610205621), we get a palindrome (736707637).

The spelling of 126502016 in words is "one hundred twenty-six million, five hundred two thousand, sixteen".