126659469944 has 32 divisors (see below), whose sum is σ = 271428326400. Its totient is φ = 54279594720.

The previous prime is 126659469931. The next prime is 126659469961. The reversal of 126659469944 is 449964956621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1154849 + ... + 1259759.

It is an arithmetic number, because the mean of its divisors is an integer number (8482135200).

Almost surely, 2^126659469944 is an apocalyptic number.

126659469944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

126659469944 is an abundant number, since it is smaller than the sum of its proper divisors (144768856456).

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

126659469944 is a wasteful number, since it uses less digits than its factorization.

126659469944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126483 (or 126479 counting only the distinct ones).

The product of its digits is 100776960, while the sum is 65.

The spelling of 126659469944 in words is "one hundred twenty-six billion, six hundred fifty-nine million, four hundred sixty-nine thousand, nine hundred forty-four".