126210004453 has 16 divisors (see below), whose sum is σ = 144487094976. Its totient is φ = 109211616000.

The previous prime is 126210004439. The next prime is 126210004457. The reversal of 126210004453 is 354400012621.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126210004453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126210004457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1082151 + ... + 1193092.

It is an arithmetic number, because the mean of its divisors is an integer number (9030443436).

Almost surely, 2^126210004453 is an apocalyptic number.

126210004453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

126210004453 is a deficient number, since it is larger than the sum of its proper divisors (18277090523).

126210004453 is a wasteful number, since it uses less digits than its factorization.

126210004453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275524.

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 126210004453 in words is "one hundred twenty-six billion, two hundred ten million, four thousand, four hundred fifty-three".