126245305700 has 36 divisors (see below), whose sum is σ = 279121236660. Its totient is φ = 49545325440.

The previous prime is 126245305699. The next prime is 126245305723. The reversal of 126245305700 is 7503542621.

It can be written as a sum of positive squares in 6 ways, for example, as 1397563456 + 124847742244 = 37384^2 + 353338^2 .

It is a super-2 number, since 2×126245305700² (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 11 ways as a sum of consecutive naturals, for example, 11904635 + ... + 11915234.

It is an arithmetic number, because the mean of its divisors is an integer number (7753367685).

Almost surely, 2^126245305700 is an apocalyptic number.

126245305700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126245305700 is an abundant number, since it is smaller than the sum of its proper divisors (152875930960).

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

126245305700 is a wasteful number, since it uses less digits than its factorization.

126245305700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23819936 (or 23819929 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 126245305700 in words is "one hundred twenty-six billion, two hundred forty-five million, three hundred five thousand, seven hundred".