126984803204 has 72 divisors (see below), whose sum is σ = 261954620928. Its totient is φ = 53697470400.

The previous prime is 126984803191. The next prime is 126984803263. The reversal of 126984803204 is 402308489621.

It is a super-2 number, since 2×126984803204² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13872029 + ... + 13881179.

It is an arithmetic number, because the mean of its divisors is an integer number (3638258624).

Almost surely, 2^126984803204 is an apocalyptic number.

126984803204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126984803204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130977310464).

126984803204 is an abundant number, since it is smaller than the sum of its proper divisors (134969817724).

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

126984803204 is a wasteful number, since it uses less digits than its factorization.

126984803204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10105 (or 10096 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 126984803204 in words is "one hundred twenty-six billion, nine hundred eighty-four million, eight hundred three thousand, two hundred four".