126250650 has 72 divisors (see below), whose sum is σ = 351789984. Its totient is φ = 33663600.

The previous prime is 126250643. The next prime is 126250673. The reversal of 126250650 is 56052621.

126250650 is a `hidden beast` number, since 1 + 2 + 6 + 2 + 5 + 0 + 650 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6955 + ... + 17345.

It is an arithmetic number, because the mean of its divisors is an integer number (4885972).

Almost surely, 2^126250650 is an apocalyptic number.

126250650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 126250650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175894992).

126250650 is an abundant number, since it is smaller than the sum of its proper divisors (225539334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126250650 is a wasteful number, since it uses less digits than its factorization.

126250650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10418 (or 10401 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 126250650 is about 11236.1314517053. The cubic root of 126250650 is about 501.6620027062.

The spelling of 126250650 in words is "one hundred twenty-six million, two hundred fifty thousand, six hundred fifty".