126366621419 has 8 divisors (see below), whose sum is σ = 126621223008. Its totient is φ = 126112253760.

The previous prime is 126366621401. The next prime is 126366621421. The reversal of 126366621419 is 914126663621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126366621419 - 2³² = 122071654123 is a prime.

It is a super-2 number, since 2×126366621419² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126366621119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1043789 + ... + 1158545.

It is an arithmetic number, because the mean of its divisors is an integer number (15827652876).

Almost surely, 2^126366621419 is an apocalyptic number.

126366621419 is a deficient number, since it is larger than the sum of its proper divisors (254601589).

126366621419 is a wasteful number, since it uses less digits than its factorization.

126366621419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116965.

The product of its digits is 559872, while the sum is 47.

The spelling of 126366621419 in words is "one hundred twenty-six billion, three hundred sixty-six million, six hundred twenty-one thousand, four hundred nineteen".