126649010 has 16 divisors (see below), whose sum is σ = 228104856. Its totient is φ = 50629248.

The previous prime is 126648947. The next prime is 126649013. The reversal of 126649010 is 10946621.

It can be written as a sum of positive squares in 4 ways, for example, as 60730849 + 65918161 = 7793^2 + 8119^2 .

It is not an unprimeable number, because it can be changed into a prime (126649013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22214 + ... + 27326.

Almost surely, 2^126649010 is an apocalyptic number.

126649010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126649010 is a deficient number, since it is larger than the sum of its proper divisors (101455846).

126649010 is a wasteful number, since it uses less digits than its factorization.

126649010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7597.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 126649010 is about 11253.8442320835. The cubic root of 126649010 is about 502.1890818543.

The spelling of 126649010 in words is "one hundred twenty-six million, six hundred forty-nine thousand, ten".