126615950 has 12 divisors (see below), whose sum is σ = 235505760. Its totient is φ = 50646360.

The previous prime is 126615917. The next prime is 126615953. The reversal of 126615950 is 59516621.

It is a self number, because there is not a number n which added to its sum of digits gives 126615950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126615953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1266110 + ... + 1266209.

It is an arithmetic number, because the mean of its divisors is an integer number (19625480).

Almost surely, 2^126615950 is an apocalyptic number.

126615950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126615950 is a deficient number, since it is larger than the sum of its proper divisors (108889810).

126615950 is a wasteful number, since it uses less digits than its factorization.

126615950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532331 (or 2532326 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 126615950 is about 11252.3753047968. The cubic root of 126615950 is about 502.1453815104.

The spelling of 126615950 in words is "one hundred twenty-six million, six hundred fifteen thousand, nine hundred fifty".