126284421628 has 6 divisors (see below), whose sum is σ = 220997737856. Its totient is φ = 63142210812.

The previous prime is 126284421611. The next prime is 126284421677. The reversal of 126284421628 is 826124482621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15785552700 + ... + 15785552707.

Almost surely, 2^126284421628 is an apocalyptic number.

It is an amenable number.

126284421628 is a deficient number, since it is larger than the sum of its proper divisors (94713316228).

126284421628 is a wasteful number, since it uses less digits than its factorization.

126284421628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31571105411 (or 31571105409 counting only the distinct ones).

The product of its digits is 589824, while the sum is 46.

The spelling of 126284421628 in words is "one hundred twenty-six billion, two hundred eighty-four million, four hundred twenty-one thousand, six hundred twenty-eight".