126440262412 has 12 divisors (see below), whose sum is σ = 221556713616. Its totient is φ = 63138344240.

The previous prime is 126440262401. The next prime is 126440262413. The reversal of 126440262412 is 214262044621.

It is not an unprimeable number, because it can be changed into a prime (126440262413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20443264 + ... + 20449447.

It is an arithmetic number, because the mean of its divisors is an integer number (18463059468).

Almost surely, 2^126440262412 is an apocalyptic number.

It is an amenable number.

126440262412 is a deficient number, since it is larger than the sum of its proper divisors (95116451204).

126440262412 is a wasteful number, since it uses less digits than its factorization.

126440262412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40893488 (or 40893486 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 126440262412 in words is "one hundred twenty-six billion, four hundred forty million, two hundred sixty-two thousand, four hundred twelve".