126235030644 has 36 divisors (see below), whose sum is σ = 319626871200. Its totient is φ = 42008088720.

The previous prime is 126235030631. The next prime is 126235030651. The reversal of 126235030644 is 446030532621.

126235030644 is a `hidden beast` number, since 1 + 2 + 6 + 2 + 3 + 5 + 0 + 3 + 0 + 644 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 126235030599 and 126235030608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2905422 + ... + 2948549.

It is an arithmetic number, because the mean of its divisors is an integer number (8878524200).

Almost surely, 2^126235030644 is an apocalyptic number.

It is an amenable number.

126235030644 is an abundant number, since it is smaller than the sum of its proper divisors (193391840556).

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

126235030644 is a wasteful number, since it uses less digits than its factorization.

126235030644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854580 (or 5854575 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 126235030644 in words is "one hundred twenty-six billion, two hundred thirty-five million, thirty thousand, six hundred forty-four".