126251526264 has 16 divisors (see below), whose sum is σ = 315628815720. Its totient is φ = 42083842080.

The previous prime is 126251526259. The next prime is 126251526277. The reversal of 126251526264 is 462625152621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2630240107 + ... + 2630240154.

Almost surely, 2^126251526264 is an apocalyptic number.

It is an amenable number.

126251526264 is an abundant number, since it is smaller than the sum of its proper divisors (189377289456).

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

126251526264 is a wasteful number, since it uses less digits than its factorization.

126251526264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260480270 (or 5260480266 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

Adding to 126251526264 its reverse (462625152621), we get a palindrome (588876678885).

The spelling of 126251526264 in words is "one hundred twenty-six billion, two hundred fifty-one million, five hundred twenty-six thousand, two hundred sixty-four".