126288604972 has 12 divisors (see below), whose sum is σ = 221008185720. Its totient is φ = 63143409056.

The previous prime is 126288604969. The next prime is 126288604991. The reversal of 126288604972 is 279406882621.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172728 + ... + 531424.

It is an arithmetic number, because the mean of its divisors is an integer number (18417348810).

Almost surely, 2^126288604972 is an apocalyptic number.

It is an amenable number.

126288604972 is a deficient number, since it is larger than the sum of its proper divisors (94719580748).

126288604972 is a wasteful number, since it uses less digits than its factorization.

126288604972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446720 (or 446718 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 126288604972 in words is "one hundred twenty-six billion, two hundred eighty-eight million, six hundred four thousand, nine hundred seventy-two".