126641010 has 64 divisors (see below), whose sum is σ = 314049024. Its totient is φ = 32659200.

The previous prime is 126640993. The next prime is 126641071. The reversal of 126641010 is 10146621.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300600 + ... + 301020.

It is an arithmetic number, because the mean of its divisors is an integer number (4907016).

Almost surely, 2^126641010 is an apocalyptic number.

126641010 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 126641010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157024512).

126641010 is an abundant number, since it is smaller than the sum of its proper divisors (187408014).

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

126641010 is a wasteful number, since it uses less digits than its factorization.

126641010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 126641010 is about 11253.4887923701. The cubic root of 126641010 is about 502.1785077560.

Adding to 126641010 its reverse (10146621), we get a palindrome (136787631).

The spelling of 126641010 in words is "one hundred twenty-six million, six hundred forty-one thousand, ten".