126298900264 has 8 divisors (see below), whose sum is σ = 236810438010. Its totient is φ = 63149450128.

The previous prime is 126298900243. The next prime is 126298900291. The reversal of 126298900264 is 462009892621.

It can be written as a sum of positive squares in only one way, i.e., 64724448100 + 61574452164 = 254410^2 + 248142^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×126298900264³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7893681259 + ... + 7893681274.

Almost surely, 2^126298900264 is an apocalyptic number.

It is an amenable number.

126298900264 is a deficient number, since it is larger than the sum of its proper divisors (110511537746).

126298900264 is a wasteful number, since it uses less digits than its factorization.

126298900264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15787362539 (or 15787362535 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 126298900264 in words is "one hundred twenty-six billion, two hundred ninety-eight million, nine hundred thousand, two hundred sixty-four".