126882019500 has 48 divisors (see below), whose sum is σ = 369480445152. Its totient is φ = 33835204800.

The previous prime is 126882019499. The next prime is 126882019507. The reversal of 126882019500 is 5910288621.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (126882019507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42292507 + ... + 42295506.

It is an arithmetic number, because the mean of its divisors is an integer number (7697509274).

Almost surely, 2^126882019500 is an apocalyptic number.

126882019500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126882019500 is an abundant number, since it is smaller than the sum of its proper divisors (242598425652).

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

126882019500 is a wasteful number, since it uses less digits than its factorization.

126882019500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84588035 (or 84588023 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 42.

The spelling of 126882019500 in words is "one hundred twenty-six billion, eight hundred eighty-two million, nineteen thousand, five hundred".