126021453426036 has 36 divisors (see below), whose sum is σ = 364061976564832. Its totient is φ = 36006129550224.

The previous prime is 126021453425977. The next prime is 126021453426049. The reversal of 126021453426036 is 630624354120621.

126021453426036 is a `hidden beast` number, since 1 + 2 + 6 + 0 + 2 + 1 + 4 + 5 + 34 + 2 + 603 + 6 = 666.

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

It is a super-2 number, since 2×126021453426036² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126021453425982 and 126021453426000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250042566070 + ... + 250042566573.

Almost surely, 2^{126021453426036} is an apocalyptic number.

It is an amenable number.

126021453426036 is an abundant number, since it is smaller than the sum of its proper divisors (238040523138796).

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

126021453426036 is a wasteful number, since it uses less digits than its factorization.

126021453426036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500085132660 (or 500085132655 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 126021453426036 in words is "one hundred twenty-six trillion, twenty-one billion, four hundred fifty-three million, four hundred twenty-six thousand, thirty-six".